31013143052352 has 56 divisors (see below), whose sum is σ = 82078795557600. Its totient is φ = 10334793040896.

The previous prime is 31013143052351. The next prime is 31013143052357. The reversal of 31013143052352 is 25325034131013.

It is not an unprimeable number, because it can be changed into a prime (31013143052351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22141477 + ... + 23500452.

Almost surely, 2^{31013143052352} is an apocalyptic number.

31013143052352 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

31013143052352 is an abundant number, since it is smaller than the sum of its proper divisors (51065652505248).

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

31013143052352 is a wasteful number, since it uses less digits than its factorization.

31013143052352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45645483 (or 45645473 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 33.

Adding to 31013143052352 its reverse (25325034131013), we get a palindrome (56338177183365).

The spelling of 31013143052352 in words is "thirty-one trillion, thirteen billion, one hundred forty-three million, fifty-two thousand, three hundred fifty-two".