22663251016636 has 6 divisors (see below), whose sum is σ = 39660689279120. Its totient is φ = 11331625508316.

The previous prime is 22663251016583. The next prime is 22663251016649. The reversal of 22663251016636 is 63661015236622.

It is a self number, because there is not a number n which added to its sum of digits gives 22663251016636.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2832906377076 + ... + 2832906377083.

Almost surely, 2^{22663251016636} is an apocalyptic number.

It is an amenable number.

22663251016636 is a deficient number, since it is larger than the sum of its proper divisors (16997438262484).

22663251016636 is a wasteful number, since it uses less digits than its factorization.

22663251016636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5665812754163 (or 5665812754161 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 49.

The spelling of 22663251016636 in words is "twenty-two trillion, six hundred sixty-three billion, two hundred fifty-one million, sixteen thousand, six hundred thirty-six".