523901113920 has 112 divisors (see below), whose sum is σ = 1848206737920. Its totient is φ = 139706961408.

The previous prime is 523901113889. The next prime is 523901113921. The reversal of 523901113920 is 29311109325.

523901113920 is a `hidden beast` number, since 523 + 90 + 1 + 11 + 39 + 2 + 0 = 666.

523901113920 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (523901113921) 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, 30309712 + ... + 30326991.

Almost surely, 2^523901113920 is an apocalyptic number.

It is an amenable number.

523901113920 is an abundant number, since it is smaller than the sum of its proper divisors (1324305624000).

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

523901113920 is a wasteful number, since it uses less digits than its factorization.

523901113920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60636729 (or 60636713 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 36.

The spelling of 523901113920 in words is "five hundred twenty-three billion, nine hundred one million, one hundred thirteen thousand, nine hundred twenty".