22566652116 has 24 divisors (see below), whose sum is σ = 52946441184. Its totient is φ = 7480657440.

The previous prime is 22566652081. The next prime is 22566652123. The reversal of 22566652116 is 61125666522.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5192730 + ... + 5197073.

It is an arithmetic number, because the mean of its divisors is an integer number (2206101716).

Almost surely, 2^22566652116 is an apocalyptic number.

It is an amenable number.

22566652116 is an abundant number, since it is smaller than the sum of its proper divisors (30379789068).

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

22566652116 is a wasteful number, since it uses less digits than its factorization.

22566652116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10389991 (or 10389989 counting only the distinct ones).

The product of its digits is 259200, while the sum is 42.

The spelling of 22566652116 in words is "twenty-two billion, five hundred sixty-six million, six hundred fifty-two thousand, one hundred sixteen".