22164500195 has 4 divisors (see below), whose sum is σ = 26597400240. Its totient is φ = 17731600152.

The previous prime is 22164500177. The next prime is 22164500221. The reversal of 22164500195 is 59100546122.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22164500195 - 2⁶ = 22164500131 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2216450015 + ... + 2216450024.

It is an arithmetic number, because the mean of its divisors is an integer number (6649350060).

Almost surely, 2^22164500195 is an apocalyptic number.

22164500195 is a deficient number, since it is larger than the sum of its proper divisors (4432900045).

22164500195 is an equidigital number, since it uses as much as digits as its factorization.

22164500195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4432900044.

The product of its (nonzero) digits is 21600, while the sum is 35.

The spelling of 22164500195 in words is "twenty-two billion, one hundred sixty-four million, five hundred thousand, one hundred ninety-five".