Most people know Warren Buffett as one of the richest people in the world, and the most successful investor of all time. However, the "oracle of Omaha" is one of the most interesting billionaires in the world, but not for the same reasons most people with that kind of money are interesting.

For instance, did you know that Warren Buffett still lives in the same modest three-bedroom house he bought more than 50 years ago? And that he travels without security personnel and still drives his own car?

Here are some things about this $58.5 billion man you may be surprised to learn...

Matthew Frankel has no position in any stocks mentioned. The Motley Fool recommends Berkshire Hathaway. The Motley Fool owns shares of Berkshire Hathaway. Try any of our Foolish newsletter services free for 30 days. We Fools may not all hold the same opinions, but we all believe that considering a diverse range of insights makes us better investors. The Motley Fool has a disclosure policy.