22045636906 has 16 divisors (see below), whose sum is σ = 33118465824. Its totient is φ = 11006163504.

The previous prime is 22045636897. The next prime is 22045636909. The reversal of 22045636906 is 60963654022.

It is not an unprimeable number, because it can be changed into a prime (22045636909) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5050681 + ... + 5055043.

It is an arithmetic number, because the mean of its divisors is an integer number (2069904114).

Almost surely, 2^22045636906 is an apocalyptic number.

22045636906 is a deficient number, since it is larger than the sum of its proper divisors (11072828918).

22045636906 is a wasteful number, since it uses less digits than its factorization.

22045636906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7605.

The product of its (nonzero) digits is 466560, while the sum is 43.

The spelling of 22045636906 in words is "twenty-two billion, forty-five million, six hundred thirty-six thousand, nine hundred six".