199559564 has 6 divisors (see below), whose sum is σ = 349229244. Its totient is φ = 99779780.

The previous prime is 199559501. The next prime is 199559573. The reversal of 199559564 is 465955991.

It is a super-3 number, since 3×199559564³ (a number of 26 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24944942 + ... + 24944949.

It is an arithmetic number, because the mean of its divisors is an integer number (58204874).

Almost surely, 2^199559564 is an apocalyptic number.

It is an amenable number.

199559564 is a deficient number, since it is larger than the sum of its proper divisors (149669680).

199559564 is a wasteful number, since it uses less digits than its factorization.

199559564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49889895 (or 49889893 counting only the distinct ones).

The product of its digits is 2187000, while the sum is 53.

The square root of 199559564 is about 14126.5552772075. Note that the first 3 decimals coincide. The cubic root of 199559564 is about 584.3739512464.

The spelling of 199559564 in words is "one hundred ninety-nine million, five hundred fifty-nine thousand, five hundred sixty-four".