22551404204 has 12 divisors (see below), whose sum is σ = 45102808464. Its totient is φ = 9664887504.

The previous prime is 22551404203. The next prime is 22551404219. The reversal of 22551404204 is 40240415522.

22551404204 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (22551404203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 402703619 + ... + 402703674.

It is an arithmetic number, because the mean of its divisors is an integer number (3758567372).

Almost surely, 2^22551404204 is an apocalyptic number.

It is an amenable number.

22551404204 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22551404204 is a wasteful number, since it uses less digits than its factorization.

22551404204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 805407304 (or 805407302 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 29.

Adding to 22551404204 its reverse (40240415522), we get a palindrome (62791819726).

The spelling of 22551404204 in words is "twenty-two billion, five hundred fifty-one million, four hundred four thousand, two hundred four".