31364112046512 has 80 divisors (see below), whose sum is σ = 92662537829120. Its totient is φ = 8955007370496.

The previous prime is 31364112046511. The next prime is 31364112046577. The reversal of 31364112046512 is 21564021146313.

It is a super-2 number, since 2×31364112046512² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (31364112046511) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31633462 + ... + 32609877.

It is an arithmetic number, because the mean of its divisors is an integer number (1158281722864).

Almost surely, 2^{31364112046512} is an apocalyptic number.

It is an amenable number.

31364112046512 is an abundant number, since it is smaller than the sum of its proper divisors (61298425782608).

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

31364112046512 is a wasteful number, since it uses less digits than its factorization.

31364112046512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64244810 (or 64244804 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 39.

The spelling of 31364112046512 in words is "thirty-one trillion, three hundred sixty-four billion, one hundred twelve million, forty-six thousand, five hundred twelve".