23500604132565 has 32 divisors (see below), whose sum is σ = 42973461037056. Its totient is φ = 10742901376320.

The previous prime is 23500604132557. The next prime is 23500604132567. The reversal of 23500604132565 is 56523140600532.

It is a happy number.

It is not a de Polignac number, because 23500604132565 - 2³ = 23500604132557 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23500604132567) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2518284 + ... + 7303626.

It is an arithmetic number, because the mean of its divisors is an integer number (1342920657408).

Almost surely, 2^{23500604132565} is an apocalyptic number.

It is an amenable number.

23500604132565 is a deficient number, since it is larger than the sum of its proper divisors (19472856904491).

23500604132565 is a wasteful number, since it uses less digits than its factorization.

23500604132565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4832129.

The product of its (nonzero) digits is 648000, while the sum is 42.

The spelling of 23500604132565 in words is "twenty-three trillion, five hundred billion, six hundred four million, one hundred thirty-two thousand, five hundred sixty-five".