252726430256 has 10 divisors (see below), whose sum is σ = 489657458652. Its totient is φ = 126363215120.

The previous prime is 252726430247. The next prime is 252726430259. The reversal of 252726430256 is 652034627252.

It is not an unprimeable number, because it can be changed into a prime (252726430259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7897700930 + ... + 7897700961.

Almost surely, 2^252726430256 is an apocalyptic number.

It is an amenable number.

252726430256 is a deficient number, since it is larger than the sum of its proper divisors (236931028396).

252726430256 is a wasteful number, since it uses less digits than its factorization.

252726430256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15795401899 (or 15795401893 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 44.

The spelling of 252726430256 in words is "two hundred fifty-two billion, seven hundred twenty-six million, four hundred thirty thousand, two hundred fifty-six".