22665745606 has 8 divisors (see below), whose sum is σ = 38855563920. Its totient is φ = 9713890968.

The previous prime is 22665745589. The next prime is 22665745607. The reversal of 22665745606 is 60654756622.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 22665745606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22665745607) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 809490901 + ... + 809490928.

It is an arithmetic number, because the mean of its divisors is an integer number (4856945490).

Almost surely, 2^22665745606 is an apocalyptic number.

22665745606 is a deficient number, since it is larger than the sum of its proper divisors (16189818314).

22665745606 is a wasteful number, since it uses less digits than its factorization.

22665745606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1618981838.

The product of its (nonzero) digits is 3628800, while the sum is 49.

The spelling of 22665745606 in words is "twenty-two billion, six hundred sixty-five million, seven hundred forty-five thousand, six hundred six".