52656665625 has 192 divisors, whose sum is σ = 101738488320. Its totient is φ = 26892000000.

The previous prime is 52656665573. The next prime is 52656665693.

52656665625 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 52656665625 - 2¹⁵ = 52656632857 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 315309292 + ... + 315309458.

It is an arithmetic number, because the mean of its divisors is an integer number (529887960).

Almost surely, 2^52656665625 is an apocalyptic number.

It is an amenable number.

52656665625 is a deficient number, since it is larger than the sum of its proper divisors (49081822695).

52656665625 is a wasteful number, since it uses less digits than its factorization.

52656665625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339 (or 313 counting only the distinct ones).

The product of its digits is 19440000, while the sum is 54.

The spelling of 52656665625 in words is "fifty-two billion, six hundred fifty-six million, six hundred sixty-five thousand, six hundred twenty-five".