20622684468268 has 48 divisors (see below), whose sum is σ = 36713499863040. Its totient is φ = 10134645600384.

The previous prime is 20622684468251. The next prime is 20622684468283. The reversal of 20622684468268 is 86286448622602.

It is a super-2 number, since 2×20622684468268² (a number of 27 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (64) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

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, 300417093 + ... + 300485731.

It is an arithmetic number, because the mean of its divisors is an integer number (764864580480).

Almost surely, 2^{20622684468268} is an apocalyptic number.

It is an amenable number.

20622684468268 is a deficient number, since it is larger than the sum of its proper divisors (16090815394772).

20622684468268 is a wasteful number, since it uses less digits than its factorization.

20622684468268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74206 (or 74204 counting only the distinct ones).

The product of its (nonzero) digits is 169869312, while the sum is 64.

The spelling of 20622684468268 in words is "twenty trillion, six hundred twenty-two billion, six hundred eighty-four million, four hundred sixty-eight thousand, two hundred sixty-eight".