38313631400 has 48 divisors (see below), whose sum is σ = 97177307040. Its totient is φ = 13932228800.

The previous prime is 38313631393. The next prime is 38313631417. The reversal of 38313631400 is 413631383.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8705444 + ... + 8709843.

It is an arithmetic number, because the mean of its divisors is an integer number (2024527230).

Almost surely, 2^38313631400 is an apocalyptic number.

It is an amenable number.

38313631400 is an abundant number, since it is smaller than the sum of its proper divisors (58863675640).

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

38313631400 is a wasteful number, since it uses less digits than its factorization.

38313631400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17415314 (or 17415305 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 32.

The spelling of 38313631400 in words is "thirty-eight billion, three hundred thirteen million, six hundred thirty-one thousand, four hundred".