22642006600 has 24 divisors (see below), whose sum is σ = 52642665810. Its totient is φ = 9056802560.

The previous prime is 22642006561. The next prime is 22642006609. The reversal of 22642006600 is 660024622.

It can be written as a sum of positive squares in 3 ways, for example, as 13834934884 + 8807071716 = 117622^2 + 93846^2 .

It is not an unprimeable number, because it can be changed into a prime (22642006609) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 56604817 + ... + 56605216.

Almost surely, 2^22642006600 is an apocalyptic number.

22642006600 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22642006600 is an abundant number, since it is smaller than the sum of its proper divisors (30000659210).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22642006600 is a wasteful number, since it uses less digits than its factorization.

22642006600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113210049 (or 113210040 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

The spelling of 22642006600 in words is "twenty-two billion, six hundred forty-two million, six thousand, six hundred".