22866495197 has 16 divisors (see below), whose sum is σ = 28604752512. Its totient is φ = 17795574720.

The previous prime is 22866495173. The next prime is 22866495199. The reversal of 22866495197 is 79159466822.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-22866495197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22866495199) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 2054123 + ... + 2065224.

It is an arithmetic number, because the mean of its divisors is an integer number (1787797032).

Almost surely, 2^22866495197 is an apocalyptic number.

It is an amenable number.

22866495197 is a deficient number, since it is larger than the sum of its proper divisors (5738257315).

22866495197 is a wasteful number, since it uses less digits than its factorization.

22866495197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4119428.

The product of its digits is 13063680, while the sum is 59.

The spelling of 22866495197 in words is "twenty-two billion, eight hundred sixty-six million, four hundred ninety-five thousand, one hundred ninety-seven".