22643166606 has 16 divisors (see below), whose sum is σ = 45288681984. Its totient is φ = 7547330744.

The previous prime is 22643166509. The next prime is 22643166617. The reversal of 22643166606 is 60666134622.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43075 + ... + 217121.

It is an arithmetic number, because the mean of its divisors is an integer number (2830542624).

Almost surely, 2^22643166606 is an apocalyptic number.

22643166606 is an abundant number, since it is smaller than the sum of its proper divisors (22645515378).

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

22643166606 is a wasteful number, since it uses less digits than its factorization.

22643166606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195735.

The product of its (nonzero) digits is 373248, while the sum is 42.

The spelling of 22643166606 in words is "twenty-two billion, six hundred forty-three million, one hundred sixty-six thousand, six hundred six".