22022688848 has 20 divisors (see below), whose sum is σ = 42671400180. Its totient is φ = 11010714624.

The previous prime is 22022688847. The next prime is 22022688881. The reversal of 22022688848 is 84888622022.

It can be written as a sum of positive squares in 2 ways, for example, as 8863845904 + 13158842944 = 94148^2 + 114712^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22022688796 and 22022688805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22022688847) 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, 393086 + ... + 445602.

It is an arithmetic number, because the mean of its divisors is an integer number (2133570009).

Almost surely, 2^22022688848 is an apocalyptic number.

It is an amenable number.

22022688848 is a deficient number, since it is larger than the sum of its proper divisors (20648711332).

22022688848 is a wasteful number, since it uses less digits than its factorization.

22022688848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78734 (or 78728 counting only the distinct ones).

The product of its (nonzero) digits is 1572864, while the sum is 50.

The spelling of 22022688848 in words is "twenty-two billion, twenty-two million, six hundred eighty-eight thousand, eight hundred forty-eight".