22451505056 has 48 divisors (see below), whose sum is σ = 47594796480. Its totient is φ = 10386324480.

The previous prime is 22451505047. The next prime is 22451505127. The reversal of 22451505056 is 65050515422.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 317660 + ... + 381851.

It is an arithmetic number, because the mean of its divisors is an integer number (991558260).

Almost surely, 2^22451505056 is an apocalyptic number.

It is an amenable number.

22451505056 is an abundant number, since it is smaller than the sum of its proper divisors (25143291424).

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

22451505056 is a wasteful number, since it uses less digits than its factorization.

22451505056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 699597 (or 699589 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 35.

The spelling of 22451505056 in words is "twenty-two billion, four hundred fifty-one million, five hundred five thousand, fifty-six".