22568161224 has 128 divisors (see below), whose sum is σ = 66844800000. Its totient is φ = 6212553984.

The previous prime is 22568161207. The next prime is 22568161229. The reversal of 22568161224 is 42216186522.

It is not an unprimeable number, because it can be changed into a prime (22568161229) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2426487 + ... + 2435769.

It is an arithmetic number, because the mean of its divisors is an integer number (522225000).

Almost surely, 2^22568161224 is an apocalyptic number.

22568161224 is a gapful number since it is divisible by the number (24) 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 22568161224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33422400000).

22568161224 is an abundant number, since it is smaller than the sum of its proper divisors (44276638776).

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

22568161224 is a wasteful number, since it uses less digits than its factorization.

22568161224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9827 (or 9823 counting only the distinct ones).

The product of its digits is 92160, while the sum is 39.

The spelling of 22568161224 in words is "twenty-two billion, five hundred sixty-eight million, one hundred sixty-one thousand, two hundred twenty-four".