252641565763 has 4 divisors (see below), whose sum is σ = 253001968128. Its totient is φ = 252281163400.

The previous prime is 252641565733. The next prime is 252641565767. The reversal of 252641565763 is 367565146252.

252641565763 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 252641565763 - 2⁹ = 252641565251 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 252641565763.

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

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 180200131 + ... + 180201532.

It is an arithmetic number, because the mean of its divisors is an integer number (63250492032).

Almost surely, 2^252641565763 is an apocalyptic number.

252641565763 is a deficient number, since it is larger than the sum of its proper divisors (360402365).

252641565763 is an equidigital number, since it uses as much as digits as its factorization.

252641565763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360402364.

The product of its digits is 9072000, while the sum is 52.

The spelling of 252641565763 in words is "two hundred fifty-two billion, six hundred forty-one million, five hundred sixty-five thousand, seven hundred sixty-three".