252036523564 has 24 divisors (see below), whose sum is σ = 504091395360. Its totient is φ = 108011721216.

The previous prime is 252036523549. The next prime is 252036523573. The reversal of 252036523564 is 465325630252.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 252036523564.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 698844 + ... + 996220.

It is an arithmetic number, because the mean of its divisors is an integer number (21003808140).

Almost surely, 2^252036523564 is an apocalyptic number.

It is an amenable number.

252036523564 is an abundant number, since it is smaller than the sum of its proper divisors (252054871796).

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

252036523564 is a wasteful number, since it uses less digits than its factorization.

252036523564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327657 (or 327655 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 43.

The spelling of 252036523564 in words is "two hundred fifty-two billion, thirty-six million, five hundred twenty-three thousand, five hundred sixty-four".