22679467994 has 8 divisors (see below), whose sum is σ = 34267517748. Its totient is φ = 11256962080.

The previous prime is 22679467981. The next prime is 22679467997. The reversal of 22679467994 is 49976497622.

It can be written as a sum of positive squares in 2 ways, for example, as 22593997969 + 85470025 = 150313^2 + 9245^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 22679467994.

It is not an unprimeable number, because it can be changed into a prime (22679467997) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41385617 + ... + 41386164.

Almost surely, 2^22679467994 is an apocalyptic number.

22679467994 is a deficient number, since it is larger than the sum of its proper divisors (11588049754).

22679467994 is a wasteful number, since it uses less digits than its factorization.

22679467994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82771920.

The product of its digits is 82301184, while the sum is 65.

The spelling of 22679467994 in words is "twenty-two billion, six hundred seventy-nine million, four hundred sixty-seven thousand, nine hundred ninety-four".