22938844320 has 432 divisors, whose sum is σ = 94005370368. Its totient is φ = 5073546240.

The previous prime is 22938844319. The next prime is 22938844333. The reversal of 22938844320 is 2344883922.

22938844320 is a `hidden beast` number, since 22 + 93 + 88 + 443 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2182117 + ... + 2192603.

It is an arithmetic number, because the mean of its divisors is an integer number (217605024).

Almost surely, 2^22938844320 is an apocalyptic number.

22938844320 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 22938844320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47002685184).

22938844320 is an abundant number, since it is smaller than the sum of its proper divisors (71066526048).

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

22938844320 is a wasteful number, since it uses less digits than its factorization.

22938844320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10553 (or 10535 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 45.

The spelling of 22938844320 in words is "twenty-two billion, nine hundred thirty-eight million, eight hundred forty-four thousand, three hundred twenty".