31313616326496 has 96 divisors (see below), whose sum is σ = 104378721108480. Its totient is φ = 8946747520128.

The previous prime is 31313616326459. The next prime is 31313616326567. The reversal of 31313616326496 is 69462361631313.

31313616326496 is a `hidden beast` number, since 3 + 1 + 3 + 13 + 61 + 63 + 26 + 496 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2588751916 + ... + 2588764011.

It is an arithmetic number, because the mean of its divisors is an integer number (1087278344880).

Almost surely, 2^{31313616326496} is an apocalyptic number.

31313616326496 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

31313616326496 is an abundant number, since it is smaller than the sum of its proper divisors (73065104781984).

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

31313616326496 is a wasteful number, since it uses less digits than its factorization.

31313616326496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5177515953 (or 5177515939 counting only the distinct ones).

The product of its digits is 7558272, while the sum is 54.

The spelling of 31313616326496 in words is "thirty-one trillion, three hundred thirteen billion, six hundred sixteen million, three hundred twenty-six thousand, four hundred ninety-six".