22364691238 has 16 divisors (see below), whose sum is σ = 33777605376. Its totient is φ = 11105526600.

The previous prime is 22364691227. The next prime is 22364691259. The reversal of 22364691238 is 83219646322.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1782495 + ... + 1794997.

It is an arithmetic number, because the mean of its divisors is an integer number (2111100336).

Almost surely, 2^22364691238 is an apocalyptic number.

22364691238 is a deficient number, since it is larger than the sum of its proper divisors (11412914138).

22364691238 is a wasteful number, since it uses less digits than its factorization.

22364691238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18579.

The product of its digits is 746496, while the sum is 46.

The spelling of 22364691238 in words is "twenty-two billion, three hundred sixty-four million, six hundred ninety-one thousand, two hundred thirty-eight".