What is the product number of 54?

The prime numbers less than 100 are 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, and 97.

Their product is 2,305,567,963,945,518,424,753,102,147,331,756,070