72314515263231 has 12 divisors (see below), whose sum is σ = 104458057129608. Its totient is φ = 48207942701424.

The previous prime is 72314515263229. The next prime is 72314515263269. The reversal of 72314515263231 is 13236251541327.

It is a happy number.

72314515263231 is a `hidden beast` number, since 7 + 2 + 3 + 1 + 4 + 5 + 1 + 5 + 2 + 632 + 3 + 1 = 666.

It is not a de Polignac number, because 72314515263231 - 2¹ = 72314515263229 is a prime.

It is a super-2 number, since 2×72314515263231² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72314515261231) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 144247600 + ... + 144748053.

It is an arithmetic number, because the mean of its divisors is an integer number (8704838094134).

Almost surely, 2^{72314515263231} is an apocalyptic number.

72314515263231 is a deficient number, since it is larger than the sum of its proper divisors (32143541866377).

72314515263231 is a wasteful number, since it uses less digits than its factorization.

72314515263231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289023462 (or 289023459 counting only the distinct ones).

The product of its digits is 907200, while the sum is 45.

The spelling of 72314515263231 in words is "seventy-two trillion, three hundred fourteen billion, five hundred fifteen million, two hundred sixty-three thousand, two hundred thirty-one".