22576740736 has 64 divisors (see below), whose sum is σ = 49424495760. Its totient is φ = 10187161600.

The previous prime is 22576740731. The next prime is 22576740737. The reversal of 22576740736 is 63704767522.

It is a tau number, because it is divible by the number of its divisors (64).

It is a self number, because there is not a number n which added to its sum of digits gives 22576740736.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22576740731) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134376 + ... + 251416.

Almost surely, 2^22576740736 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 22576740736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24712247880).

22576740736 is an abundant number, since it is smaller than the sum of its proper divisors (26847755024).

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

22576740736 is a wasteful number, since it uses less digits than its factorization.

22576740736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117203 (or 117191 counting only the distinct ones).

The product of its (nonzero) digits is 2963520, while the sum is 49.

The spelling of 22576740736 in words is "twenty-two billion, five hundred seventy-six million, seven hundred forty thousand, seven hundred thirty-six".