22686880464 has 60 divisors (see below), whose sum is σ = 65843313536. Its totient is φ = 7562292192.

The previous prime is 22686880421. The next prime is 22686880487. The reversal of 22686880464 is 46408868622.

22686880464 is a `hidden beast` number, since 2 + 26 + 86 + 8 + 80 + 464 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 22686880464.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2913664 + ... + 2921439.

Almost surely, 2^22686880464 is an apocalyptic number.

22686880464 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

22686880464 is an abundant number, since it is smaller than the sum of its proper divisors (43156433072).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22686880464 is an equidigital number, since it uses as much as digits as its factorization.

22686880464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5835126 (or 5835108 counting only the distinct ones).

The product of its (nonzero) digits is 7077888, while the sum is 54.

The spelling of 22686880464 in words is "twenty-two billion, six hundred eighty-six million, eight hundred eighty thousand, four hundred sixty-four".