12223992576538 has 8 divisors (see below), whose sum is σ = 18339333033888. Its totient is φ = 6110881565244.

The previous prime is 12223992576529. The next prime is 12223992576541. The reversal of 12223992576538 is 83567529932221.

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

It is a super-2 number, since 2×12223992576538² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12223992576538.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 557347806 + ... + 557369737.

It is an arithmetic number, because the mean of its divisors is an integer number (2292416629236).

Almost surely, 2^{12223992576538} is an apocalyptic number.

12223992576538 is a deficient number, since it is larger than the sum of its proper divisors (6115340457350).

12223992576538 is a wasteful number, since it uses less digits than its factorization.

12223992576538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1114723028.

The product of its digits is 97977600, while the sum is 64.

The spelling of 12223992576538 in words is "twelve trillion, two hundred twenty-three billion, nine hundred ninety-two million, five hundred seventy-six thousand, five hundred thirty-eight".