38317561372 has 12 divisors (see below), whose sum is σ = 67113898096. Its totient is φ = 19142161920.

The previous prime is 38317561369. The next prime is 38317561391. The reversal of 38317561372 is 27316571383.

It is a congruent number.

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, 4149504 + ... + 4158727.

Almost surely, 2^38317561372 is an apocalyptic number.

It is an amenable number.

38317561372 is a deficient number, since it is larger than the sum of its proper divisors (28796336724).

38317561372 is a wasteful number, since it uses less digits than its factorization.

38317561372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8309388 (or 8309386 counting only the distinct ones).

The product of its digits is 635040, while the sum is 46.

The spelling of 38317561372 in words is "thirty-eight billion, three hundred seventeen million, five hundred sixty-one thousand, three hundred seventy-two".