22150879072 has 48 divisors (see below), whose sum is σ = 49849551360. Its totient is φ = 9491315328.

The previous prime is 22150879061. The next prime is 22150879141. The reversal of 22150879072 is 27097805122.

It is a super-2 number, since 2×22150879072² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2012079 + ... + 2023057.

It is an arithmetic number, because the mean of its divisors is an integer number (1038532320).

Almost surely, 2^22150879072 is an apocalyptic number.

It is an amenable number.

22150879072 is an abundant number, since it is smaller than the sum of its proper divisors (27698672288).

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

22150879072 is a wasteful number, since it uses less digits than its factorization.

22150879072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20003 (or 19995 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 43.

The spelling of 22150879072 in words is "twenty-two billion, one hundred fifty million, eight hundred seventy-nine thousand, seventy-two".