252445235875 has 32 divisors (see below), whose sum is σ = 368841013632. Its totient is φ = 168883200000.

The previous prime is 252445235851. The next prime is 252445235891. The reversal of 252445235875 is 578532544252.

It is not a de Polignac number, because 252445235875 - 2²¹ = 252443138723 is a prime.

It is a Smith number, since the sum of its digits (52) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3482526 + ... + 3554275.

It is an arithmetic number, because the mean of its divisors is an integer number (11526281676).

Almost surely, 2^252445235875 is an apocalyptic number.

252445235875 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

252445235875 is a deficient number, since it is larger than the sum of its proper divisors (116395777757).

252445235875 is an equidigital number, since it uses as much as digits as its factorization.

252445235875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7036864 (or 7036854 counting only the distinct ones).

The product of its digits is 13440000, while the sum is 52.

The spelling of 252445235875 in words is "two hundred fifty-two billion, four hundred forty-five million, two hundred thirty-five thousand, eight hundred seventy-five".