22559784960 has 272 divisors, whose sum is σ = 73722718944. Its totient is φ = 5888802816.

The previous prime is 22559784917. The next prime is 22559784967. The reversal of 22559784960 is 6948795522.

It is a self number, because there is not a number n which added to its sum of digits gives 22559784960.

It is not an unprimeable number, because it can be changed into a prime (22559784967) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52100904 + ... + 52101336.

Almost surely, 2^22559784960 is an apocalyptic number.

22559784960 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22559784960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36861359472).

22559784960 is an abundant number, since it is smaller than the sum of its proper divisors (51162933984).

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

22559784960 is an frugal number, since it uses more digits than its factorization.

22559784960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526 (or 496 counting only the distinct ones).

The product of its (nonzero) digits is 10886400, while the sum is 57.

The spelling of 22559784960 in words is "twenty-two billion, five hundred fifty-nine million, seven hundred eighty-four thousand, nine hundred sixty".