22042404456 has 64 divisors (see below), whose sum is σ = 55421884800. Its totient is φ = 7305465600.

The previous prime is 22042404403. The next prime is 22042404467. The reversal of 22042404456 is 65440424022.

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, 3489541 + ... + 3495851.

It is an arithmetic number, because the mean of its divisors is an integer number (865966950).

Almost surely, 2^22042404456 is an apocalyptic number.

It is an amenable number.

22042404456 is an abundant number, since it is smaller than the sum of its proper divisors (33379480344).

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

22042404456 is a wasteful number, since it uses less digits than its factorization.

22042404456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7130 (or 7126 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 33.

Adding to 22042404456 its reverse (65440424022), we get a palindrome (87482828478).

The spelling of 22042404456 in words is "twenty-two billion, forty-two million, four hundred four thousand, four hundred fifty-six".