22002045392 has 20 divisors (see below), whose sum is σ = 42738561060. Its totient is φ = 10972739328.

The previous prime is 22002045367. The next prime is 22002045407. The reversal of 22002045392 is 29354020022.

It can be written as a sum of positive squares in 2 ways, for example, as 12197877136 + 9804168256 = 110444^2 + 99016^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1761293 + ... + 1773740.

It is an arithmetic number, because the mean of its divisors is an integer number (2136928053).

Almost surely, 2^22002045392 is an apocalyptic number.

It is an amenable number.

22002045392 is a deficient number, since it is larger than the sum of its proper divisors (20736515668).

22002045392 is a wasteful number, since it uses less digits than its factorization.

22002045392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3535430 (or 3535424 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The spelling of 22002045392 in words is "twenty-two billion, two million, forty-five thousand, three hundred ninety-two".