23250555513 has 6 divisors (see below), whose sum is σ = 33584135754. Its totient is φ = 15500370336.

The previous prime is 23250555463. The next prime is 23250555571. The reversal of 23250555513 is 31555505232.

23250555513 is a `hidden beast` number, since 2 + 3 + 2 + 50 + 55 + 551 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 20957773824 + 2292781689 = 144768^2 + 47883^2 .

It is not a de Polignac number, because 23250555513 - 2¹⁰ = 23250554489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23250557513) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1291697520 + ... + 1291697537.

It is an arithmetic number, because the mean of its divisors is an integer number (5597355959).

Almost surely, 2^23250555513 is an apocalyptic number.

It is an amenable number.

23250555513 is a deficient number, since it is larger than the sum of its proper divisors (10333580241).

23250555513 is a wasteful number, since it uses less digits than its factorization.

23250555513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2583395063 (or 2583395060 counting only the distinct ones).

The product of its (nonzero) digits is 112500, while the sum is 36.

The spelling of 23250555513 in words is "twenty-three billion, two hundred fifty million, five hundred fifty-five thousand, five hundred thirteen".