31676812556 has 12 divisors (see below), whose sum is σ = 55470640680. Its totient is φ = 15828058080.

The previous prime is 31676812511. The next prime is 31676812561. The reversal of 31676812556 is 65521867613.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2580161 + ... + 2592408.

It is an arithmetic number, because the mean of its divisors is an integer number (4622553390).

Almost surely, 2^31676812556 is an apocalyptic number.

It is an amenable number.

31676812556 is a deficient number, since it is larger than the sum of its proper divisors (23793828124).

31676812556 is a wasteful number, since it uses less digits than its factorization.

31676812556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5174104 (or 5174102 counting only the distinct ones).

The product of its digits is 1814400, while the sum is 50.

The spelling of 31676812556 in words is "thirty-one billion, six hundred seventy-six million, eight hundred twelve thousand, five hundred fifty-six".