22142881296 has 60 divisors (see below), whose sum is σ = 62050208220. Its totient is φ = 7371325440.

The previous prime is 22142881273. The next prime is 22142881297. The reversal of 22142881296 is 69218824122.

It can be written as a sum of positive squares in 2 ways, for example, as 16170682896 + 5972198400 = 127164^2 + 77280^2 .

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (22142881297) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10756 + ... + 210716.

It is an arithmetic number, because the mean of its divisors is an integer number (1034170137).

Almost surely, 2^22142881296 is an apocalyptic number.

It is an amenable number.

22142881296 is an abundant number, since it is smaller than the sum of its proper divisors (39907326924).

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

22142881296 is a wasteful number, since it uses less digits than its factorization.

22142881296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200744 (or 200735 counting only the distinct ones).

The product of its digits is 221184, while the sum is 45.

The spelling of 22142881296 in words is "twenty-two billion, one hundred forty-two million, eight hundred eighty-one thousand, two hundred ninety-six".