22050536872 has 128 divisors (see below), whose sum is σ = 52376889600. Its totient is φ = 8468748288.

The previous prime is 22050536861. The next prime is 22050536939. The reversal of 22050536872 is 27863505022.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23137548 + ... + 23138500.

It is an arithmetic number, because the mean of its divisors is an integer number (409194450).

Almost surely, 2^22050536872 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 22050536872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26188444800).

22050536872 is an abundant number, since it is smaller than the sum of its proper divisors (30326352728).

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

22050536872 is a wasteful number, since it uses less digits than its factorization.

22050536872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1875 (or 1871 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 40.

The spelling of 22050536872 in words is "twenty-two billion, fifty million, five hundred thirty-six thousand, eight hundred seventy-two".