198333333338 has 16 divisors (see below), whose sum is σ = 354782609280. Its totient is φ = 81304347696.

The previous prime is 198333333313. The next prime is 198333333349. The reversal of 198333333338 is 833333333891.

It is a super-2 number, since 2×198333333338² (a number of 23 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 307970693 + ... + 307971336.

It is an arithmetic number, because the mean of its divisors is an integer number (22173913080).

Almost surely, 2^198333333338 is an apocalyptic number.

198333333338 is a deficient number, since it is larger than the sum of its proper divisors (156449275942).

198333333338 is a wasteful number, since it uses less digits than its factorization.

198333333338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 615942061.

The product of its digits is 3779136, while the sum is 50.

The spelling of 198333333338 in words is "one hundred ninety-eight billion, three hundred thirty-three million, three hundred thirty-three thousand, three hundred thirty-eight".