22099766658 has 32 divisors (see below), whose sum is σ = 46866418560. Its totient is φ = 6923347200.

The previous prime is 22099766657. The next prime is 22099766681. The reversal of 22099766658 is 85666799022.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22099766657) 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, 83038 + ... + 226041.

It is an arithmetic number, because the mean of its divisors is an integer number (1464575580).

Almost surely, 2^22099766658 is an apocalyptic number.

22099766658 is an abundant number, since it is smaller than the sum of its proper divisors (24766651902).

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

22099766658 is a wasteful number, since it uses less digits than its factorization.

22099766658 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309802.

The product of its (nonzero) digits is 19595520, while the sum is 60.

The spelling of 22099766658 in words is "twenty-two billion, ninety-nine million, seven hundred sixty-six thousand, six hundred fifty-eight".