198539481200 has 30 divisors (see below), whose sum is σ = 476991104544. Its totient is φ = 79415792320.

The previous prime is 198539481181. The next prime is 198539481241. The reversal of 198539481200 is 2184935891.

198539481200 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (50).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 248173952 + ... + 248174751.

Almost surely, 2^198539481200 is an apocalyptic number.

198539481200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

198539481200 is an abundant number, since it is smaller than the sum of its proper divisors (278451623344).

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

198539481200 is a wasteful number, since it uses less digits than its factorization.

198539481200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 496348721 (or 496348710 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 50.

The spelling of 198539481200 in words is "one hundred ninety-eight billion, five hundred thirty-nine million, four hundred eighty-one thousand, two hundred".