52456665425 has 12 divisors (see below), whose sum is σ = 65690290716. Its totient is φ = 41549832000.

The previous prime is 52456665403. The next prime is 52456665431.

52456665425 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 6 ways, for example, as 6503454736 + 45953210689 = 80644^2 + 214367^2 .

It is not a de Polignac number, because 52456665425 - 2¹⁴ = 52456649041 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10384934 + ... + 10389983.

It is an arithmetic number, because the mean of its divisors is an integer number (5474190893).

Almost surely, 2^52456665425 is an apocalyptic number.

It is an amenable number.

52456665425 is a deficient number, since it is larger than the sum of its proper divisors (13233625291).

52456665425 is a wasteful number, since it uses less digits than its factorization.

52456665425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20775028 (or 20775023 counting only the distinct ones).

The product of its digits is 8640000, while the sum is 50.

The spelling of 52456665425 in words is "fifty-two billion, four hundred fifty-six million, six hundred sixty-five thousand, four hundred twenty-five".