23566304513013 has 16 divisors (see below), whose sum is σ = 31632991065600. Its totient is φ = 15605246268864.

The previous prime is 23566304512973. The next prime is 23566304513051. The reversal of 23566304513013 is 31031540366532.

It is not a de Polignac number, because 23566304513013 - 2³² = 23562009545717 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23566304513053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46042620 + ... + 46551642.

It is an arithmetic number, because the mean of its divisors is an integer number (1977061941600).

Almost surely, 2^{23566304513013} is an apocalyptic number.

It is an amenable number.

23566304513013 is a deficient number, since it is larger than the sum of its proper divisors (8066686552587).

23566304513013 is a wasteful number, since it uses less digits than its factorization.

23566304513013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 612748.

The product of its (nonzero) digits is 583200, while the sum is 42.

Adding to 23566304513013 its reverse (31031540366532), we get a palindrome (54597844879545).

The spelling of 23566304513013 in words is "twenty-three trillion, five hundred sixty-six billion, three hundred four million, five hundred thirteen thousand, thirteen".