22504661040 has 80 divisors (see below), whose sum is σ = 70548386400. Its totient is φ = 5933807616.

The previous prime is 22504661027. The next prime is 22504661077. The reversal of 22504661040 is 4016640522.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 22504660989 and 22504661007.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 505435 + ... + 548154.

It is an arithmetic number, because the mean of its divisors is an integer number (881854830).

Almost surely, 2^22504661040 is an apocalyptic number.

22504661040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22504661040 is an abundant number, since it is smaller than the sum of its proper divisors (48043725360).

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

22504661040 is a wasteful number, since it uses less digits than its factorization.

22504661040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1053694 (or 1053688 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The spelling of 22504661040 in words is "twenty-two billion, five hundred four million, six hundred sixty-one thousand, forty".