252794355372 has 54 divisors (see below), whose sum is σ = 691943540652. Its totient is φ = 77782876704.

The previous prime is 252794355361. The next prime is 252794355379. The reversal of 252794355372 is 273553497252.

252794355372 is a `hidden beast` number, since 2 + 5 + 2 + 79 + 4 + 35 + 537 + 2 = 666.

It is a super-2 number, since 2×252794355372² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (252794355379) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 20769258 + ... + 20781425.

Almost surely, 2^252794355372 is an apocalyptic number.

It is an amenable number.

252794355372 is an abundant number, since it is smaller than the sum of its proper divisors (439149185280).

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

252794355372 is a wasteful number, since it uses less digits than its factorization.

252794355372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41550719 (or 41550701 counting only the distinct ones).

The product of its digits is 15876000, while the sum is 54.

The spelling of 252794355372 in words is "two hundred fifty-two billion, seven hundred ninety-four million, three hundred fifty-five thousand, three hundred seventy-two".