22398544922 has 32 divisors (see below), whose sum is σ = 39631712400. Its totient is φ = 9394172928.

The previous prime is 22398544919. The next prime is 22398544943. The reversal of 22398544922 is 22944589322.

It can be written as a sum of positive squares in 8 ways, for example, as 16030345321 + 6368199601 = 126611^2 + 79801^2 .

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 15 ways as a sum of consecutive naturals, for example, 860897 + ... + 886532.

Almost surely, 2^22398544922 is an apocalyptic number.

22398544922 is a deficient number, since it is larger than the sum of its proper divisors (17233167478).

22398544922 is a wasteful number, since it uses less digits than its factorization.

22398544922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1747490.

The product of its digits is 2488320, while the sum is 50.

The spelling of 22398544922 in words is "twenty-two billion, three hundred ninety-eight million, five hundred forty-four thousand, nine hundred twenty-two".