22442426666 has 16 divisors (see below), whose sum is σ = 36756888480. Its totient is φ = 10191959280.

The previous prime is 22442426609. The next prime is 22442426683. The reversal of 22442426666 is 66662424422.

It is a happy 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, 432056 + ... + 481203.

It is an arithmetic number, because the mean of its divisors is an integer number (2297305530).

Almost surely, 2^22442426666 is an apocalyptic number.

22442426666 is a deficient number, since it is larger than the sum of its proper divisors (14314461814).

22442426666 is a wasteful number, since it uses less digits than its factorization.

22442426666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 914389.

The product of its digits is 1327104, while the sum is 44.

The spelling of 22442426666 in words is "twenty-two billion, four hundred forty-two million, four hundred twenty-six thousand, six hundred sixty-six".