22066668574 has 16 divisors (see below), whose sum is σ = 34263155520. Its totient is φ = 10646100640.

The previous prime is 22066668557. The next prime is 22066668581. The reversal of 22066668574 is 47586666022.

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, 28357 + ... + 211984.

It is an arithmetic number, because the mean of its divisors is an integer number (2141447220).

Almost surely, 2^22066668574 is an apocalyptic number.

22066668574 is a deficient number, since it is larger than the sum of its proper divisors (12196486946).

22066668574 is a wasteful number, since it uses less digits than its factorization.

22066668574 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241955.

The product of its (nonzero) digits is 5806080, while the sum is 52.

The spelling of 22066668574 in words is "twenty-two billion, sixty-six million, six hundred sixty-eight thousand, five hundred seventy-four".