231275058264 has 96 divisors (see below), whose sum is σ = 665376631920. Its totient is φ = 72320421888.

The previous prime is 231275058233. The next prime is 231275058271. The reversal of 231275058264 is 462850572132.

231275058264 is a `hidden beast` number, since 2 + 3 + 1 + 2 + 7 + 5 + 0 + 582 + 64 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 68032 + ... + 683504.

Almost surely, 2^231275058264 is an apocalyptic number.

231275058264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 231275058264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (332688315960).

231275058264 is an abundant number, since it is smaller than the sum of its proper divisors (434101573656).

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

231275058264 is a wasteful number, since it uses less digits than its factorization.

231275058264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 615809 (or 615802 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 45.

The spelling of 231275058264 in words is "two hundred thirty-one billion, two hundred seventy-five million, fifty-eight thousand, two hundred sixty-four".