22622622621 has 16 divisors (see below), whose sum is σ = 30985659648. Its totient is φ = 14670849600.

The previous prime is 22622622613. The next prime is 22622622641. The reversal of 22622622621 is 12622622622.

It is not a de Polignac number, because 22622622621 - 2³ = 22622622613 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22622622641) 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, 537036 + ... + 577626.

It is an arithmetic number, because the mean of its divisors is an integer number (1936603728).

Almost surely, 2^22622622621 is an apocalyptic number.

It is an amenable number.

22622622621 is a deficient number, since it is larger than the sum of its proper divisors (8363037027).

22622622621 is a wasteful number, since it uses less digits than its factorization.

22622622621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45652.

The product of its digits is 27648, while the sum is 33.

Subtracting from 22622622621 its reverse (12622622622), we obtain a palindrome (9999999999).

The spelling of 22622622621 in words is "twenty-two billion, six hundred twenty-two million, six hundred twenty-two thousand, six hundred twenty-one".