7,401,196,841,564,901,869,874,093,974,498,574,336,000,000,000

There are 7,401,196,841,564,901,869,874,093,974,498,574,336,000,000,000 combinations in the Rubik's Revenge, a logical successor to the Rubik's Cube. The 4×4×4 Rubik's cube has exactly 171,118,012,606,138,569,596,625,000 times more combinations that the 3×3×3.