22550311344 has 40 divisors (see below), whose sum is σ = 63550878912. Its totient is φ = 6833427520.

The previous prime is 22550311339. The next prime is 22550311363. The reversal of 22550311344 is 44311305522.

It is a super-2 number, since 2×22550311344² (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 7 ways as a sum of consecutive naturals, for example, 21353934 + ... + 21354989.

Almost surely, 2^22550311344 is an apocalyptic number.

22550311344 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

22550311344 is an abundant number, since it is smaller than the sum of its proper divisors (41000567568).

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

22550311344 is a wasteful number, since it uses less digits than its factorization.

22550311344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42708945 (or 42708939 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 22550311344 its reverse (44311305522), we get a palindrome (66861616866).

The spelling of 22550311344 in words is "twenty-two billion, five hundred fifty million, three hundred eleven thousand, three hundred forty-four".