22242617990 has 16 divisors (see below), whose sum is σ = 40039147152. Its totient is φ = 8896506144.

The previous prime is 22242617959. The next prime is 22242618007. The reversal of 22242617990 is 9971624222.

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 (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133517 + ... + 249623.

It is an arithmetic number, because the mean of its divisors is an integer number (2502446697).

Almost surely, 2^22242617990 is an apocalyptic number.

22242617990 is a deficient number, since it is larger than the sum of its proper divisors (17796529162).

22242617990 is a wasteful number, since it uses less digits than its factorization.

22242617990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135271.

The product of its (nonzero) digits is 217728, while the sum is 44.

The spelling of 22242617990 in words is "twenty-two billion, two hundred forty-two million, six hundred seventeen thousand, nine hundred ninety".