623504604231 has 6 divisors (see below), whose sum is σ = 900617761680. Its totient is φ = 415669736148.

The previous prime is 623504604221. The next prime is 623504604263. The reversal of 623504604231 is 132406405326.

623504604231 is a `hidden beast` number, since 6 + 23 + 5 + 0 + 4 + 604 + 23 + 1 = 666.

It is not a de Polignac number, because 623504604231 - 2¹¹ = 623504602183 is a prime.

It is a super-2 number, since 2×623504604231² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (623504604221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 34639144671 + ... + 34639144688.

It is an arithmetic number, because the mean of its divisors is an integer number (150102960280).

Almost surely, 2^623504604231 is an apocalyptic number.

623504604231 is a deficient number, since it is larger than the sum of its proper divisors (277113157449).

623504604231 is a wasteful number, since it uses less digits than its factorization.

623504604231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69278289365 (or 69278289362 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The spelling of 623504604231 in words is "six hundred twenty-three billion, five hundred four million, six hundred four thousand, two hundred thirty-one".