22050404804628 has 18 divisors (see below), whose sum is σ = 55738523256234. Its totient is φ = 7350134934864.

The previous prime is 22050404804627. The next prime is 22050404804693. The reversal of 22050404804628 is 82640840405022.

22050404804628 is a `hidden beast` number, since 2 + 2 + 0 + 504 + 0 + 4 + 80 + 4 + 62 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 11193762021264 + 10856642783364 = 3345708^2 + 3294942^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22050404804627) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 306255622251 + ... + 306255622322.

Almost surely, 2^{22050404804628} is an apocalyptic number.

It is an amenable number.

22050404804628 is an abundant number, since it is smaller than the sum of its proper divisors (33688118451606).

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

22050404804628 is a wasteful number, since it uses less digits than its factorization.

22050404804628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612511244583 (or 612511244578 counting only the distinct ones).

The product of its (nonzero) digits is 983040, while the sum is 45.

The spelling of 22050404804628 in words is "twenty-two trillion, fifty billion, four hundred four million, eight hundred four thousand, six hundred twenty-eight".