23636553536641 has 16 divisors (see below), whose sum is σ = 24702427348560. Its totient is φ = 22587560755200.

The previous prime is 23636553536593. The next prime is 23636553536647. The reversal of 23636553536641 is 14663535563632.

It can be written as a sum of positive squares in 8 ways, for example, as 4891948650625 + 18744604886016 = 2211775^2 + 4329504^2 .

It is a cyclic number.

It is not a de Polignac number, because 23636553536641 - 2⁷ = 23636553536513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23636553536647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6873601 + ... + 9722113.

It is an arithmetic number, because the mean of its divisors is an integer number (1543901709285).

Almost surely, 2^{23636553536641} is an apocalyptic number.

It is an amenable number.

23636553536641 is a deficient number, since it is larger than the sum of its proper divisors (1065873811919).

23636553536641 is a wasteful number, since it uses less digits than its factorization.

23636553536641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2851476.

The product of its digits is 104976000, while the sum is 58.

The spelling of 23636553536641 in words is "twenty-three trillion, six hundred thirty-six billion, five hundred fifty-three million, five hundred thirty-six thousand, six hundred forty-one".