52426347625 has 8 divisors (see below), whose sum is σ = 65428081992. Its totient is φ = 41941078000.

The previous prime is 52426347619. The next prime is 52426347647. The reversal of 52426347625 is 52674362425.

It can be written as a sum of positive squares in 4 ways, for example, as 2601 + 52426345024 = 51^2 + 228968^2 .

It is a de Polignac number, because none of the positive numbers 2^k-52426347625 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 209705266 + ... + 209705515.

It is an arithmetic number, because the mean of its divisors is an integer number (8178510249).

Almost surely, 2^52426347625 is an apocalyptic number.

It is an amenable number.

52426347625 is a deficient number, since it is larger than the sum of its proper divisors (13001734367).

52426347625 is an equidigital number, since it uses as much as digits as its factorization.

52426347625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419410796 (or 419410786 counting only the distinct ones).

The product of its digits is 2419200, while the sum is 46.

The spelling of 52426347625 in words is "fifty-two billion, four hundred twenty-six million, three hundred forty-seven thousand, six hundred twenty-five".