22908139736 has 16 divisors (see below), whose sum is σ = 42965706840. Its totient is φ = 11450617920.

The previous prime is 22908139721. The next prime is 22908139777. The reversal of 22908139736 is 63793180922.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 403181 + ... + 456476.

Almost surely, 2^22908139736 is an apocalyptic number.

It is an amenable number.

22908139736 is a deficient number, since it is larger than the sum of its proper divisors (20057567104).

22908139736 is a wasteful number, since it uses less digits than its factorization.

22908139736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 862994 (or 862990 counting only the distinct ones).

The product of its (nonzero) digits is 979776, while the sum is 50.

The spelling of 22908139736 in words is "twenty-two billion, nine hundred eight million, one hundred thirty-nine thousand, seven hundred thirty-six".