252797752650 has 48 divisors (see below), whose sum is σ = 626990414688. Its totient is φ = 67407144000.

The previous prime is 252797752637. The next prime is 252797752717. The reversal of 252797752650 is 56257797252.

252797752650 is digitally balanced in base 3 and base 7, because in such bases it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1936440 + ... + 2062860.

It is an arithmetic number, because the mean of its divisors is an integer number (13062300306).

Almost surely, 2^252797752650 is an apocalyptic number.

252797752650 is an abundant number, since it is smaller than the sum of its proper divisors (374192662038).

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

252797752650 is a wasteful number, since it uses less digits than its factorization.

252797752650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139767 (or 139762 counting only the distinct ones).

The product of its (nonzero) digits is 18522000, while the sum is 57.

The spelling of 252797752650 in words is "two hundred fifty-two billion, seven hundred ninety-seven million, seven hundred fifty-two thousand, six hundred fifty".