312623014530 has 96 divisors (see below), whose sum is σ = 838443498624. Its totient is φ = 74332611072.

The previous prime is 312623014523. The next prime is 312623014541. The reversal of 312623014530 is 35410326213.

It is a super-2 number, since 2×312623014530² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 664902 + ... + 1033121.

It is an arithmetic number, because the mean of its divisors is an integer number (8733786444).

Almost surely, 2^312623014530 is an apocalyptic number.

312623014530 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

312623014530 is an abundant number, since it is smaller than the sum of its proper divisors (525820484094).

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

312623014530 is a wasteful number, since it uses less digits than its factorization.

312623014530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1698088 (or 1698069 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 30.

The spelling of 312623014530 in words is "three hundred twelve billion, six hundred twenty-three million, fourteen thousand, five hundred thirty".