Jeff Bezos is under fire after announcing that Amazon would donate US$690,000 to the Australian wildfire recovery. That’s less than what he makes in five minutes – and less than donations or pledges made earlier by Leonardo DiCaprio’s Earth Alliance organisation (US$3 million), actor Chris Hemsworth (US$1 million) and pop star Elton John (US$1 million). Many on social media thought Bezos could have been more generous; others suggested that gratitude for the donation – regardless of its size – would be a more appropriate response. The Amazon CEO is the richest person on the planet, worth an estimated US$117 billion, and has lived a pretty incredible life. Bezos is 20 per cent richer than the British monarchy. He retained his ranking as the world’s richest person following his 2019 divorce from MacKenzie Bezos. She kept a 4 per cent stake in Amazon worth roughly US$35.7 billion, making her the fourth-richest woman in the world. Who did Jeff Bezos invite to his girlfriend’s 50th birthday party? Though Jeff Bezos’ annual salary is only US$81,840, most of his wealth comes from his Amazon shares. The world’s richest man makes US$2,489 per second, or more than twice what the median US worker makes in one week, according to Business Insider ’s calculations last year. Here are 11 mind-blowing facts that show how wealthy Bezos is. 1. Bezos is worth US$117 billion despite being paid an annual salary of US$81,840, less than what most US representatives take home Of course, a large portion of Bezos’ wealth is tied to Amazon stock, not his salary. Business Insider last year calculated how much Bezos makes in a year, based on the change in his net worth year-over-year, and found it to be closer to US$8.9 million. It’s even more impressive if you break that down to how much Bezos makes every day, every hour and every second. 2. Bezos makes US$2,489 per second – more than twice what the median US worker makes in one week That’s US$149,353 per minute. That means that in just one minute, the Amazon chief makes more than three times what the median US worker makes in a year: about US$47,000, according to Bureau of Labor Statistics data. 3. After divorcing MacKenzie Bezos and giving up 25 per cent of the Amazon stock owned by the couple, Jeff Bezos retained his ranking as the richest person in the world MacKenzie Bezos is now the fifth-richest woman in the world, after David Koch’s widow Julia Flesher Koch, L’Oreal heiress Francoise Bettencourt Meyers, Walmart heiress Alice Walton and Mars candy company heiress Jacqueline Mars. MacKenzie, who was one of Amazon’s first employees, is worth an estimated US$37.8 billion. 4. With his US$117 billion, Bezos has a net worth equivalent to 24 per cent of the top 100 US college endowments The three richest colleges in the US in 2018 based on the size of their endowments were Harvard University, with US$38.3 billion, the University of Texas system, with US$30.9 billion, and Yale University, with US$29.4 billion. Bezos’ fortune is over US$18 billion greater than those three universities' endowments combined. What are these 8 billionaire bosses in California really worth? 5. Bezos is so rich that an average American spending US$1 is similar to Bezos spending US$1.2 million The median net worth of an average US household is US$97,300. Dividing US$117 billion by US$97,300 comes to about US$1.2 million. 6. The Amazon CEO is about 28 per cent wealthier than the British monarchy The British royal family was worth an estimated US$88 billion in 2017, according to Forbes . 7. Bezos is worth about the equivalent of the entire gross domestic product of Morocco Morocco’s GDP is about US$117.9 billion, according to the World Bank. 8. Bezos’ net worth is greater than the GDP of Iceland, Luxembourg and Costa Rica combined Iceland’s GDP is about US$25.8 billion, Luxembourg’s is US$70 billion, and Bosnia and Herzegovina’s is US$20 billion, for a total of just under US$116 billion. 9. According to the Social Security Administration, the average American man with a bachelor’s degree will earn about US$2.2 million in his lifetime; Bezos makes that in just under 15 minutes According to the SSA, the average American woman with a bachelor’s degree will earn US$1.3 million in her lifetime. Bezos, who has a bachelor’s degree from Princeton University, makes US$149,353 every minute, according to Business Insider’s calculations last year. How Bill Gates overtook Jeff Bezos to become world’s richest man, again 10. Even if a moderate wealth tax had been implemented almost 40 years ago, Bezos would still be the richest American, and the second-richest person in the world At the end of 2018, Bezos was worth US$160 billion. If the US had introduced a moderate wealth tax in 1982 – when the first Forbes 400 data on American billionaires was published – his net worth would now be about half that, or US$86.8 billion, according to a recent study published in Brookings Papers on Economic Activity . But even with a mere US$86.8 billion fortune, Bezos would still be one of the richest people in the world, outranked only by Bill Gates, French businessman Bernard Arnault and Warren Buffett. 10 billionaires who chose to drive cheap, modest cars A wealth tax has been a hot topic among the 2020 Democratic presidential candidates, with Bernie Sanders and Elizabeth Warren calling for increased taxes on the super-rich. 11. Bezos lost more money in 2019 than almost any other billionaire in the world, but he’s still the richest of them all The Amazon CEO’s net worth took a hit of more than US$10 billion in 2019. Want more stories like this? Sign up here . Follow STYLE on Facebook , Instagram , YouTube and Twitter . This article originally appeared on Business Insider .