306931512268 has 12 divisors (see below), whose sum is σ = 537136465320. Its totient is φ = 153463950752.

The previous prime is 306931512169. The next prime is 306931512269. The reversal of 306931512268 is 862215139603.

It is not an unprimeable number, because it can be changed into a prime (306931512269) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23833 + ... + 783856.

It is an arithmetic number, because the mean of its divisors is an integer number (44761372110).

Almost surely, 2^306931512268 is an apocalyptic number.

It is an amenable number.

306931512268 is a deficient number, since it is larger than the sum of its proper divisors (230204953052).

306931512268 is a wasteful number, since it uses less digits than its factorization.

306931512268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 902696 (or 902694 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 46.

The spelling of 306931512268 in words is "three hundred six billion, nine hundred thirty-one million, five hundred twelve thousand, two hundred sixty-eight".