22045408458 has 16 divisors (see below), whose sum is σ = 44132860800. Its totient is φ = 7341462176.

The previous prime is 22045408447. The next prime is 22045408477. The reversal of 22045408458 is 85480454022.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1745010 + ... + 1757597.

It is an arithmetic number, because the mean of its divisors is an integer number (2758303800).

Almost surely, 2^22045408458 is an apocalyptic number.

22045408458 is an abundant number, since it is smaller than the sum of its proper divisors (22087452342).

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

22045408458 is a wasteful number, since it uses less digits than its factorization.

22045408458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3503661.

The product of its (nonzero) digits is 409600, while the sum is 42.

The spelling of 22045408458 in words is "twenty-two billion, forty-five million, four hundred eight thousand, four hundred fifty-eight".