22691368118 has 16 divisors (see below), whose sum is σ = 34230283776. Its totient is φ = 11281408320.

The previous prime is 22691368097. The next prime is 22691368163. The reversal of 22691368118 is 81186319622.

It is a happy number.

It is a Curzon number.

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, 308363 + ... + 374793.

It is an arithmetic number, because the mean of its divisors is an integer number (2139392736).

Almost surely, 2^22691368118 is an apocalyptic number.

22691368118 is a deficient number, since it is larger than the sum of its proper divisors (11538915658).

22691368118 is a wasteful number, since it uses less digits than its factorization.

22691368118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67399.

The product of its digits is 248832, while the sum is 47.

The spelling of 22691368118 in words is "twenty-two billion, six hundred ninety-one million, three hundred sixty-eight thousand, one hundred eighteen".