223508930188 has 12 divisors (see below), whose sum is σ = 391622927752. Its totient is φ = 111616665120.

The previous prime is 223508930173. The next prime is 223508930209. The reversal of 223508930188 is 881039805322.

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 3 ways as a sum of consecutive naturals, for example, 34446345 + ... + 34452832.

Almost surely, 2^223508930188 is an apocalyptic number.

It is an amenable number.

223508930188 is a deficient number, since it is larger than the sum of its proper divisors (168113997564).

223508930188 is a wasteful number, since it uses less digits than its factorization.

223508930188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68899992 (or 68899990 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 49.

The spelling of 223508930188 in words is "two hundred twenty-three billion, five hundred eight million, nine hundred thirty thousand, one hundred eighty-eight".