52525263625 has 32 divisors (see below), whose sum is σ = 65982178080. Its totient is φ = 41744793600.

The previous prime is 52525263619. The next prime is 52525263643. The reversal of 52525263625 is 52636252525.

It can be written as a sum of positive squares in 16 ways, for example, as 34413218064 + 18112045561 = 185508^2 + 134581^2 .

It is a de Polignac number, because none of the positive numbers 2^k-52525263625 is a prime.

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, 29359231 + ... + 29361019.

It is an arithmetic number, because the mean of its divisors is an integer number (2061943065).

Almost surely, 2^52525263625 is an apocalyptic number.

It is an amenable number.

52525263625 is a deficient number, since it is larger than the sum of its proper divisors (13456914455).

52525263625 is a wasteful number, since it uses less digits than its factorization.

52525263625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3214 (or 3204 counting only the distinct ones).

The product of its digits is 1080000, while the sum is 43.

The spelling of 52525263625 in words is "fifty-two billion, five hundred twenty-five million, two hundred sixty-three thousand, six hundred twenty-five".