238167043140864 has 72 divisors (see below), whose sum is σ = 636127433307072. Its totient is φ = 79106491125760.

The previous prime is 238167043140847. The next prime is 238167043140877. The reversal of 238167043140864 is 468041340761832.

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, 551587284 + ... + 552018899.

It is an arithmetic number, because the mean of its divisors is an integer number (8835103240376).

Almost surely, 2^{238167043140864} is an apocalyptic number.

238167043140864 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

238167043140864 is an abundant number, since it is smaller than the sum of its proper divisors (397960390166208).

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

238167043140864 is a wasteful number, since it uses less digits than its factorization.

238167043140864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1103606483 (or 1103606469 counting only the distinct ones).

The product of its (nonzero) digits is 18579456, while the sum is 57.

The spelling of 238167043140864 in words is "two hundred thirty-eight trillion, one hundred sixty-seven billion, forty-three million, one hundred forty thousand, eight hundred sixty-four".