22645920024 has 96 divisors (see below), whose sum is σ = 75486421920. Its totient is φ = 5972548608.

The previous prime is 22645919983. The next prime is 22645920043. The reversal of 22645920024 is 42002954622.

It is a happy number.

22645920024 is a `hidden beast` number, since 2 + 2 + 64 + 592 + 0 + 0 + 2 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1721617 + ... + 1734720.

It is an arithmetic number, because the mean of its divisors is an integer number (786316895).

Almost surely, 2^22645920024 is an apocalyptic number.

22645920024 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

22645920024 is an abundant number, since it is smaller than the sum of its proper divisors (52840501896).

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

22645920024 is a wasteful number, since it uses less digits than its factorization.

22645920024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3456369 (or 3456362 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The spelling of 22645920024 in words is "twenty-two billion, six hundred forty-five million, nine hundred twenty thousand, twenty-four".