22626639986 has 8 divisors (see below), whose sum is σ = 33941358720. Its totient is φ = 11312853748.

The previous prime is 22626639983. The next prime is 22626640009. The reversal of 22626639986 is 68993662622.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (22626639983) 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, 168926 + ... + 271641.

It is an arithmetic number, because the mean of its divisors is an integer number (4242669840).

Almost surely, 2^22626639986 is an apocalyptic number.

22626639986 is a deficient number, since it is larger than the sum of its proper divisors (11314718734).

22626639986 is a wasteful number, since it uses less digits than its factorization.

22626639986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466248.

The product of its digits is 20155392, while the sum is 59.

The spelling of 22626639986 in words is "twenty-two billion, six hundred twenty-six million, six hundred thirty-nine thousand, nine hundred eighty-six".