198699098112 has 224 divisors, whose sum is σ = 589945276800. Its totient is φ = 66093318144.

The previous prime is 198699098089. The next prime is 198699098201. The reversal of 198699098112 is 211890996891.

It is a self number, because there is not a number n which added to its sum of digits gives 198699098112.

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 in 15 ways as a sum of consecutive naturals, for example, 205479453 + ... + 205480419.

Almost surely, 2^198699098112 is an apocalyptic number.

198699098112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 198699098112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (294972638400).

198699098112 is an abundant number, since it is smaller than the sum of its proper divisors (391246178688).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

198699098112 is an frugal number, since it uses more digits than its factorization.

198699098112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1931 (or 1901 counting only the distinct ones).

The product of its (nonzero) digits is 5038848, while the sum is 63.

The spelling of 198699098112 in words is "one hundred ninety-eight billion, six hundred ninety-nine million, ninety-eight thousand, one hundred twelve".