252519749896 has 16 divisors (see below), whose sum is σ = 473569814700. Its totient is φ = 126234465984.

The previous prime is 252519749863. The next prime is 252519749947. The reversal of 252519749896 is 698947915252.

It can be written as a sum of positive squares in 2 ways, for example, as 236306820996 + 16212928900 = 486114^2 + 127330^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3133851 + ... + 3213418.

Almost surely, 2^252519749896 is an apocalyptic number.

It is an amenable number.

252519749896 is a deficient number, since it is larger than the sum of its proper divisors (221050064804).

252519749896 is a wasteful number, since it uses less digits than its factorization.

252519749896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6352248 (or 6352244 counting only the distinct ones).

The product of its digits is 97977600, while the sum is 67.

The spelling of 252519749896 in words is "two hundred fifty-two billion, five hundred nineteen million, seven hundred forty-nine thousand, eight hundred ninety-six".