22045636907 has 16 divisors (see below), whose sum is σ = 26681296320. Its totient is φ = 17781900288.

The previous prime is 22045636897. The next prime is 22045636909. The reversal of 22045636907 is 70963654022.

It is a cyclic number.

It is not a de Polignac number, because 22045636907 - 2⁶ = 22045636843 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 1085813 + ... + 1105929.

It is an arithmetic number, because the mean of its divisors is an integer number (1667581020).

Almost surely, 2^22045636907 is an apocalyptic number.

22045636907 is a deficient number, since it is larger than the sum of its proper divisors (4635659413).

22045636907 is a wasteful number, since it uses less digits than its factorization.

22045636907 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29350.

The product of its (nonzero) digits is 544320, while the sum is 44.

The spelling of 22045636907 in words is "twenty-two billion, forty-five million, six hundred thirty-six thousand, nine hundred seven".