31234241440392 has 64 divisors (see below), whose sum is σ = 78490093176000. Its totient is φ = 10357492803840.

The previous prime is 31234241440343. The next prime is 31234241440411. The reversal of 31234241440392 is 29304414243213.

It is a super-2 number, since 2×31234241440392² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46049734 + ... + 46723082.

It is an arithmetic number, because the mean of its divisors is an integer number (1226407705875).

Almost surely, 2^{31234241440392} is an apocalyptic number.

It is an amenable number.

31234241440392 is an abundant number, since it is smaller than the sum of its proper divisors (47255851735608).

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

31234241440392 is a wasteful number, since it uses less digits than its factorization.

31234241440392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 683366 (or 683362 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 42.

The spelling of 31234241440392 in words is "thirty-one trillion, two hundred thirty-four billion, two hundred forty-one million, four hundred forty thousand, three hundred ninety-two".