320512364652231 has 16 divisors (see below), whose sum is σ = 475026233011200. Its totient is φ = 213588014681304.

The previous prime is 320512364652229. The next prime is 320512364652353. The reversal of 320512364652231 is 132256463215023.

320512364652231 is a `hidden beast` number, since 3 + 2 + 0 + 5 + 1 + 2 + 364 + 6 + 52 + 231 = 666.

It is not a de Polignac number, because 320512364652231 - 2¹ = 320512364652229 is a prime.

It is a super-2 number, since 2×320512364652231² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320512364652211) 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, 2413684791 + ... + 2413817576.

It is an arithmetic number, because the mean of its divisors is an integer number (29689139563200).

Almost surely, 2^{320512364652231} is an apocalyptic number.

320512364652231 is a deficient number, since it is larger than the sum of its proper divisors (154513868358969).

320512364652231 is a wasteful number, since it uses less digits than its factorization.

320512364652231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4827504835 (or 4827504829 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 45.

The spelling of 320512364652231 in words is "three hundred twenty trillion, five hundred twelve billion, three hundred sixty-four million, six hundred fifty-two thousand, two hundred thirty-one".