22604801838 has 16 divisors (see below), whose sum is σ = 46260990336. Its totient is φ = 7359702840.

The previous prime is 22604801837. The next prime is 22604801873. The reversal of 22604801838 is 83810840622.

It is a happy number.

It is a super-2 number, since 2×22604801838² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22604801838.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22604801837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43807498 + ... + 43808013.

It is an arithmetic number, because the mean of its divisors is an integer number (2891311896).

Almost surely, 2^22604801838 is an apocalyptic number.

22604801838 is an abundant number, since it is smaller than the sum of its proper divisors (23656188498).

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

22604801838 is a wasteful number, since it uses less digits than its factorization.

22604801838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87615559.

The product of its (nonzero) digits is 147456, while the sum is 42.

The spelling of 22604801838 in words is "twenty-two billion, six hundred four million, eight hundred one thousand, eight hundred thirty-eight".