23695563525 has 12 divisors (see below), whose sum is σ = 39176665152. Its totient is φ = 12637633840.

The previous prime is 23695563503. The next prime is 23695563599. The reversal of 23695563525 is 52536559632.

It is not a de Polignac number, because 23695563525 - 2¹⁵ = 23695530757 is a prime.

It is a super-2 number, since 2×23695563525² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent 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, 157970349 + ... + 157970498.

It is an arithmetic number, because the mean of its divisors is an integer number (3264722096).

Almost surely, 2^23695563525 is an apocalyptic number.

23695563525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

23695563525 is a deficient number, since it is larger than the sum of its proper divisors (15481101627).

23695563525 is a wasteful number, since it uses less digits than its factorization.

23695563525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315940860 (or 315940855 counting only the distinct ones).

The product of its digits is 7290000, while the sum is 51.

The spelling of 23695563525 in words is "twenty-three billion, six hundred ninety-five million, five hundred sixty-three thousand, five hundred twenty-five".