22175969638 has 16 divisors (see below), whose sum is σ = 33746273280. Its totient is φ = 10927452096.

The previous prime is 22175969633. The next prime is 22175969653. The reversal of 22175969638 is 83696957122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22175969633) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 127356 + ... + 246112.

It is an arithmetic number, because the mean of its divisors is an integer number (2109142080).

Almost surely, 2^22175969638 is an apocalyptic number.

22175969638 is a deficient number, since it is larger than the sum of its proper divisors (11570303642).

22175969638 is a wasteful number, since it uses less digits than its factorization.

22175969638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120111.

The product of its digits is 9797760, while the sum is 58.

The spelling of 22175969638 in words is "twenty-two billion, one hundred seventy-five million, nine hundred sixty-nine thousand, six hundred thirty-eight".