22204556223664 has 20 divisors (see below), whose sum is σ = 43024383394920. Its totient is φ = 11101489541120.

The previous prime is 22204556223637. The next prime is 22204556223679. The reversal of 22204556223664 is 46632265540222.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49053334 + ... + 49503925.

It is an arithmetic number, because the mean of its divisors is an integer number (2151219169746).

Almost surely, 2^{22204556223664} is an apocalyptic number.

It is an amenable number.

22204556223664 is a deficient number, since it is larger than the sum of its proper divisors (20819827171256).

22204556223664 is a wasteful number, since it uses less digits than its factorization.

22204556223664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98571348 (or 98571342 counting only the distinct ones).

The product of its (nonzero) digits is 8294400, while the sum is 49.

The spelling of 22204556223664 in words is "twenty-two trillion, two hundred four billion, five hundred fifty-six million, two hundred twenty-three thousand, six hundred sixty-four".