38956772502 has 32 divisors (see below), whose sum is σ = 87379689600. Its totient is φ = 12864228264.

The previous prime is 38956772443. The next prime is 38956772551. The reversal of 38956772502 is 20527765983.

38956772502 is a `hidden beast` number, since 3 + 8 + 9 + 5 + 67 + 72 + 502 = 666.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3365352 + ... + 3376907.

It is an arithmetic number, because the mean of its divisors is an integer number (2730615300).

Almost surely, 2^38956772502 is an apocalyptic number.

38956772502 is an abundant number, since it is smaller than the sum of its proper divisors (48422917098).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

38956772502 is a wasteful number, since it uses less digits than its factorization.

38956772502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6742377 (or 6742371 counting only the distinct ones).

The product of its (nonzero) digits is 6350400, while the sum is 54.

The spelling of 38956772502 in words is "thirty-eight billion, nine hundred fifty-six million, seven hundred seventy-two thousand, five hundred two".