198319321336 has 64 divisors (see below), whose sum is σ = 378974725920. Its totient is φ = 97275525120.

The previous prime is 198319321313. The next prime is 198319321349. The reversal of 198319321336 is 633123913891.

198319321336 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 198319321336.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 130215471 + ... + 130216993.

Almost surely, 2^198319321336 is an apocalyptic number.

It is an amenable number.

198319321336 is a deficient number, since it is larger than the sum of its proper divisors (180655404584).

198319321336 is a wasteful number, since it uses less digits than its factorization.

198319321336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2656 (or 2652 counting only the distinct ones).

The product of its digits is 629856, while the sum is 49.

The spelling of 198319321336 in words is "one hundred ninety-eight billion, three hundred nineteen million, three hundred twenty-one thousand, three hundred thirty-six".