22320663615 has 16 divisors (see below), whose sum is σ = 39681180000. Its totient is φ = 11904353856.

The previous prime is 22320663593. The next prime is 22320663619. The reversal of 22320663615 is 51636602322.

22320663615 is a `hidden beast` number, since 2 + 2 + 3 + 2 + 0 + 6 + 636 + 15 = 666.

It is not a de Polignac number, because 22320663615 - 2¹⁰ = 22320662591 is a prime.

It is a super-3 number, since 3×22320663615³ (a number of 32 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22320663615.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22320663619) 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, 82668990 + ... + 82669259.

It is an arithmetic number, because the mean of its divisors is an integer number (2480073750).

Almost surely, 2^22320663615 is an apocalyptic number.

22320663615 is a deficient number, since it is larger than the sum of its proper divisors (17360516385).

22320663615 is a wasteful number, since it uses less digits than its factorization.

22320663615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165338263 (or 165338257 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

The spelling of 22320663615 in words is "twenty-two billion, three hundred twenty million, six hundred sixty-three thousand, six hundred fifteen".