Abu Dhabi's Al Nahyan royal family, which owns a ₹4,078 crore presidential palace, eight private jets and Manchester City football club, is the richest in the world, as per Bloomberg. UAE president Sheikh Mohamed bin Zayed Al Nahyan's brother has a collection of over 700 cars in museums. House of Nahyan's net worth cumulates to $305 billion (₹19,31,374 crore).