231126239268784 has 40 divisors (see below), whose sum is σ = 448247514421152. Its totient is φ = 115449491665920.

The previous prime is 231126239268773. The next prime is 231126239268787. The reversal of 231126239268784 is 487862932621132.

231126239268784 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×231126239268784² (a number of 30 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (64) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (231126239268787) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121540392 + ... + 123427384.

Almost surely, 2^{231126239268784} is an apocalyptic number.

It is an amenable number.

231126239268784 is a deficient number, since it is larger than the sum of its proper divisors (217121275152368).

231126239268784 is a wasteful number, since it uses less digits than its factorization.

231126239268784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1894525 (or 1894519 counting only the distinct ones).

The product of its digits is 83607552, while the sum is 64.

The spelling of 231126239268784 in words is "two hundred thirty-one trillion, one hundred twenty-six billion, two hundred thirty-nine million, two hundred sixty-eight thousand, seven hundred eighty-four".