198983828158 has 8 divisors (see below), whose sum is σ = 299714231520. Its totient is φ = 99079084320.

The previous prime is 198983828123. The next prime is 198983828167. The reversal of 198983828158 is 851828389891.

198983828158 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 206414278 + ... + 206415241.

It is an arithmetic number, because the mean of its divisors is an integer number (37464278940).

Almost surely, 2^198983828158 is an apocalyptic number.

198983828158 is a deficient number, since it is larger than the sum of its proper divisors (100730403362).

198983828158 is a wasteful number, since it uses less digits than its factorization.

198983828158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412829762.

The product of its digits is 79626240, while the sum is 70.

The spelling of 198983828158 in words is "one hundred ninety-eight billion, nine hundred eighty-three million, eight hundred twenty-eight thousand, one hundred fifty-eight".