22561335776 has 36 divisors (see below), whose sum is σ = 51669491328. Its totient is φ = 9669143232.

The previous prime is 22561335757. The next prime is 22561335779. The reversal of 22561335776 is 67753316522.

It is a self number, because there is not a number n which added to its sum of digits gives 22561335776.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22561335779) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7192736 + ... + 7195871.

It is an arithmetic number, because the mean of its divisors is an integer number (1435263648).

Almost surely, 2^22561335776 is an apocalyptic number.

It is an amenable number.

22561335776 is an abundant number, since it is smaller than the sum of its proper divisors (29108155552).

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

22561335776 is a wasteful number, since it uses less digits than its factorization.

22561335776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14388631 (or 14388616 counting only the distinct ones).

The product of its digits is 1587600, while the sum is 47.

The spelling of 22561335776 in words is "twenty-two billion, five hundred sixty-one million, three hundred thirty-five thousand, seven hundred seventy-six".