22385445056 has 56 divisors (see below), whose sum is σ = 48443814720. Its totient is φ = 10200932352.

The previous prime is 22385444993. The next prime is 22385445059. The reversal of 22385445056 is 65054458322.

It is a super-2 number, since 2×22385445056² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22385444998 and 22385445016.

It is not an unprimeable number, because it can be changed into a prime (22385445059) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104561 + ... + 236016.

It is an arithmetic number, because the mean of its divisors is an integer number (865068120).

Almost surely, 2^22385445056 is an apocalyptic number.

22385445056 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

22385445056 is an abundant number, since it is smaller than the sum of its proper divisors (26058369664).

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

22385445056 is a wasteful number, since it uses less digits than its factorization.

22385445056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340681 (or 340671 counting only the distinct ones).

The product of its (nonzero) digits is 1152000, while the sum is 44.

The spelling of 22385445056 in words is "twenty-two billion, three hundred eighty-five million, four hundred forty-five thousand, fifty-six".