22732374056 has 64 divisors (see below), whose sum is σ = 50080692480. Its totient is φ = 9469301760.

The previous prime is 22732374013. The next prime is 22732374089. The reversal of 22732374056 is 65047323722.

It is a super-2 number, since 2×22732374056² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 2197376 + ... + 2207696.

It is an arithmetic number, because the mean of its divisors is an integer number (782510820).

Almost surely, 2^22732374056 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 22732374056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25040346240).

22732374056 is an abundant number, since it is smaller than the sum of its proper divisors (27348318424).

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

22732374056 is a wasteful number, since it uses less digits than its factorization.

22732374056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11434 (or 11430 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 41.

Adding to 22732374056 its reverse (65047323722), we get a palindrome (87779697778).

The spelling of 22732374056 in words is "twenty-two billion, seven hundred thirty-two million, three hundred seventy-four thousand, fifty-six".