252257345755 has 8 divisors (see below), whose sum is σ = 315870067872. Its totient is φ = 193031707968.

The previous prime is 252257345741. The next prime is 252257345759. The reversal of 252257345755 is 557543752252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 252257345755 - 2²⁷ = 252123128027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (252257345759) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1096770954 + ... + 1096771183.

It is an arithmetic number, because the mean of its divisors is an integer number (39483758484).

Almost surely, 2^252257345755 is an apocalyptic number.

252257345755 is a deficient number, since it is larger than the sum of its proper divisors (63612722117).

252257345755 is a wasteful number, since it uses less digits than its factorization.

252257345755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2193542165.

The product of its digits is 14700000, while the sum is 52.

The spelling of 252257345755 in words is "two hundred fifty-two billion, two hundred fifty-seven million, three hundred forty-five thousand, seven hundred fifty-five".