22642626651 has 16 divisors (see below), whose sum is σ = 30488524800. Its totient is φ = 14946180480.

The previous prime is 22642626619. The next prime is 22642626679. The reversal of 22642626651 is 15662624622.

It is not a de Polignac number, because 22642626651 - 2⁵ = 22642626619 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22642626691) 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, 302250 + ... + 369648.

It is an arithmetic number, because the mean of its divisors is an integer number (1905532800).

Almost surely, 2^22642626651 is an apocalyptic number.

22642626651 is a deficient number, since it is larger than the sum of its proper divisors (7845898149).

22642626651 is a wasteful number, since it uses less digits than its factorization.

22642626651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68506.

The product of its digits is 414720, while the sum is 42.

The spelling of 22642626651 in words is "twenty-two billion, six hundred forty-two million, six hundred twenty-six thousand, six hundred fifty-one".