22989965616 has 140 divisors (see below), whose sum is σ = 67276187352. Its totient is φ = 7606856448.

The previous prime is 22989965611. The next prime is 22989965633. The reversal of 22989965616 is 61656998922.

22989965616 is a `hidden beast` number, since 2 + 2 + 9 + 8 + 9 + 9 + 6 + 5 + 616 = 666.

It is not an unprimeable number, because it can be changed into a prime (22989965611) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 1590775 + ... + 1605161.

Almost surely, 2^22989965616 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 22989965616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33638093676).

22989965616 is an abundant number, since it is smaller than the sum of its proper divisors (44286221736).

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

22989965616 is a wasteful number, since it uses less digits than its factorization.

22989965616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14550 (or 14529 counting only the distinct ones).

The product of its digits is 25194240, while the sum is 63.

The spelling of 22989965616 in words is "twenty-two billion, nine hundred eighty-nine million, nine hundred sixty-five thousand, six hundred sixteen".