252641565764 has 24 divisors (see below), whose sum is σ = 505820148288. Its totient is φ = 108159881760.

The previous prime is 252641565733. The next prime is 252641565767. The reversal of 252641565764 is 467565146252.

It is not an unprimeable number, because it can be changed into a prime (252641565767) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4767974 + ... + 4820669.

It is an arithmetic number, because the mean of its divisors is an integer number (21075839512).

Almost surely, 2^252641565764 is an apocalyptic number.

It is an amenable number.

252641565764 is an abundant number, since it is smaller than the sum of its proper divisors (253178582524).

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

252641565764 is a wasteful number, since it uses less digits than its factorization.

252641565764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9589595 (or 9589593 counting only the distinct ones).

The product of its digits is 12096000, while the sum is 53.

The spelling of 252641565764 in words is "two hundred fifty-two billion, six hundred forty-one million, five hundred sixty-five thousand, seven hundred sixty-four".