22684961880 has 96 divisors (see below), whose sum is σ = 84258439200. Its totient is φ = 5185133568.

The previous prime is 22684961851. The next prime is 22684961903. The reversal of 22684961880 is 8816948622.

22684961880 is a `hidden beast` number, since 2 + 2 + 68 + 496 + 18 + 80 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4498465 + ... + 4503504.

It is an arithmetic number, because the mean of its divisors is an integer number (877692075).

Almost surely, 2^22684961880 is an apocalyptic number.

22684961880 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22684961880 is an abundant number, since it is smaller than the sum of its proper divisors (61573477320).

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

22684961880 is a wasteful number, since it uses less digits than its factorization.

22684961880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9001993 (or 9001986 counting only the distinct ones).

The product of its (nonzero) digits is 2654208, while the sum is 54.

The spelling of 22684961880 in words is "twenty-two billion, six hundred eighty-four million, nine hundred sixty-one thousand, eight hundred eighty".