22629664864 has 24 divisors (see below), whose sum is σ = 45217114488. Its totient is φ = 11145953280.

The previous prime is 22629664847. The next prime is 22629664907. The reversal of 22629664864 is 46846692622.

It is a super-2 number, since 2×22629664864² (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (55) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5275297 + ... + 5279584.

It is an arithmetic number, because the mean of its divisors is an integer number (1884046437).

Almost surely, 2^22629664864 is an apocalyptic number.

It is an amenable number.

22629664864 is a deficient number, since it is larger than the sum of its proper divisors (22587449624).

22629664864 is a wasteful number, since it uses less digits than its factorization.

22629664864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10554958 (or 10554950 counting only the distinct ones).

The product of its digits is 11943936, while the sum is 55.

The spelling of 22629664864 in words is "twenty-two billion, six hundred twenty-nine million, six hundred sixty-four thousand, eight hundred sixty-four".