66736792502 has 16 divisors (see below), whose sum is σ = 104540647680. Its totient is φ = 31892217192.

The previous prime is 66736792483. The next prime is 66736792511. The reversal of 66736792502 is 20529763766.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 518258 + ... + 634085.

It is an arithmetic number, because the mean of its divisors is an integer number (6533790480).

Almost surely, 2^66736792502 is an apocalyptic number.

66736792502 is a deficient number, since it is larger than the sum of its proper divisors (37803855178).

66736792502 is a wasteful number, since it uses less digits than its factorization.

66736792502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1153627.

The product of its (nonzero) digits is 5715360, while the sum is 53.

The spelling of 66736792502 in words is "sixty-six billion, seven hundred thirty-six million, seven hundred ninety-two thousand, five hundred two".