252533275530 has 32 divisors (see below), whose sum is σ = 608749833024. Its totient is φ = 67045543296.

The previous prime is 252533275529. The next prime is 252533275573. The reversal of 252533275530 is 35572335252.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18534547 + ... + 18548166.

It is an arithmetic number, because the mean of its divisors is an integer number (19023432282).

Almost surely, 2^252533275530 is an apocalyptic number.

252533275530 is an abundant number, since it is smaller than the sum of its proper divisors (356216557494).

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

252533275530 is a wasteful number, since it uses less digits than its factorization.

252533275530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37082950.

The product of its (nonzero) digits is 945000, while the sum is 42.

The spelling of 252533275530 in words is "two hundred fifty-two billion, five hundred thirty-three million, two hundred seventy-five thousand, five hundred thirty".