5636663972168 has 32 divisors (see below), whose sum is σ = 11028722045760. Its totient is φ = 2695681792320.

The previous prime is 5636663972123. The next prime is 5636663972171. The reversal of 5636663972168 is 8612793666365.

It is a junction number, because it is equal to n+sod(n) for n = 5636663972098 and 5636663972107.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3796946 + ... + 5068542.

It is an arithmetic number, because the mean of its divisors is an integer number (344647563930).

Almost surely, 2^{5636663972168} is an apocalyptic number.

It is an amenable number.

5636663972168 is a deficient number, since it is larger than the sum of its proper divisors (5392058073592).

5636663972168 is a wasteful number, since it uses less digits than its factorization.

5636663972168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1295717 (or 1295713 counting only the distinct ones).

The product of its digits is 352719360, while the sum is 68.

The spelling of 5636663972168 in words is "five trillion, six hundred thirty-six billion, six hundred sixty-three million, nine hundred seventy-two thousand, one hundred sixty-eight".