252699062500 has 48 divisors (see below), whose sum is σ = 552778467696. Its totient is φ = 101079500000.

The previous prime is 252699062453. The next prime is 252699062543. The reversal of 252699062500 is 5260996252.

It can be written as a sum of positive squares in 8 ways, for example, as 213606654976 + 39092407524 = 462176^2 + 197718^2 .

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, 91819 + ... + 716818.

It is an arithmetic number, because the mean of its divisors is an integer number (11516218077).

Almost surely, 2^252699062500 is an apocalyptic number.

252699062500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

252699062500 is an abundant number, since it is smaller than the sum of its proper divisors (300079405196).

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

252699062500 is an frugal number, since it uses more digits than its factorization.

252699062500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 808676 (or 808644 counting only the distinct ones).

The product of its (nonzero) digits is 583200, while the sum is 46.

The spelling of 252699062500 in words is "two hundred fifty-two billion, six hundred ninety-nine million, sixty-two thousand, five hundred".