38961375904 has 24 divisors (see below), whose sum is σ = 83678410368. Its totient is φ = 17709716160.

The previous prime is 38961375841. The next prime is 38961375913. The reversal of 38961375904 is 40957316983.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55342512 + ... + 55343215.

It is an arithmetic number, because the mean of its divisors is an integer number (3486600432).

Almost surely, 2^38961375904 is an apocalyptic number.

It is an amenable number.

38961375904 is an abundant number, since it is smaller than the sum of its proper divisors (44717034464).

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

38961375904 is a wasteful number, since it uses less digits than its factorization.

38961375904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110685748 (or 110685740 counting only the distinct ones).

The product of its (nonzero) digits is 4898880, while the sum is 55.

The spelling of 38961375904 in words is "thirty-eight billion, nine hundred sixty-one million, three hundred seventy-five thousand, nine hundred four".