238538463924 has 24 divisors (see below), whose sum is σ = 585883947040. Its totient is φ = 75327935904.

The previous prime is 238538463913. The next prime is 238538463931. The reversal of 238538463924 is 429364835832.

It is a Harshad number since it is a multiple of its sum of digits (57).

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, 523110439 + ... + 523110894.

Almost surely, 2^238538463924 is an apocalyptic number.

It is an amenable number.

238538463924 is an abundant number, since it is smaller than the sum of its proper divisors (347345483116).

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

238538463924 is a wasteful number, since it uses less digits than its factorization.

238538463924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1046221359 (or 1046221357 counting only the distinct ones).

The product of its digits is 29859840, while the sum is 57.

The spelling of 238538463924 in words is "two hundred thirty-eight billion, five hundred thirty-eight million, four hundred sixty-three thousand, nine hundred twenty-four".