22448700564 has 96 divisors (see below), whose sum is σ = 56282688000. Its totient is φ = 6942289536.

The previous prime is 22448700563. The next prime is 22448700581. The reversal of 22448700564 is 46500784422.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22448700563) 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, 7961947 + ... + 7964765.

It is an arithmetic number, because the mean of its divisors is an integer number (586278000).

Almost surely, 2^22448700564 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22448700564, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28141344000).

22448700564 is an abundant number, since it is smaller than the sum of its proper divisors (33833987436).

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

22448700564 is a wasteful number, since it uses less digits than its factorization.

22448700564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3557 (or 3555 counting only the distinct ones).

The product of its (nonzero) digits is 430080, while the sum is 42.

The spelling of 22448700564 in words is "twenty-two billion, four hundred forty-eight million, seven hundred thousand, five hundred sixty-four".