31356312456316 has 12 divisors (see below), whose sum is σ = 54880055403040. Its totient is φ = 15676296626880.

The previous prime is 31356312456269. The next prime is 31356312456341. The reversal of 31356312456316 is 61365421365313.

It is a self number, because there is not a number n which added to its sum of digits gives 31356312456316.

It is a congruent number.

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, 464862381 + ... + 464929828.

Almost surely, 2^{31356312456316} is an apocalyptic number.

It is an amenable number.

31356312456316 is a deficient number, since it is larger than the sum of its proper divisors (23523742946724).

31356312456316 is a wasteful number, since it uses less digits than its factorization.

31356312456316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 929800644 (or 929800642 counting only the distinct ones).

The product of its digits is 3499200, while the sum is 49.

The spelling of 31356312456316 in words is "thirty-one trillion, three hundred fifty-six billion, three hundred twelve million, four hundred fifty-six thousand, three hundred sixteen".