12312513346 has 16 divisors (see below), whose sum is σ = 21127273920. Its totient is φ = 5271764400.

The previous prime is 12312513331. The next prime is 12312513371. The reversal of 12312513346 is 64331521321.

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, 403681 + ... + 433108.

It is an arithmetic number, because the mean of its divisors is an integer number (1320454620).

Almost surely, 2^12312513346 is an apocalyptic number.

12312513346 is a deficient number, since it is larger than the sum of its proper divisors (8814760574).

12312513346 is a wasteful number, since it uses less digits than its factorization.

12312513346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 837849.

The product of its digits is 12960, while the sum is 31.

The spelling of 12312513346 in words is "twelve billion, three hundred twelve million, five hundred thirteen thousand, three hundred forty-six".