198482256888 has 96 divisors (see below), whose sum is σ = 513922780800. Its totient is φ = 63877429440.

The previous prime is 198482256853. The next prime is 198482256911. The reversal of 198482256888 is 888652284891.

It is a happy number.

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 10115295 + ... + 10134897.

It is an arithmetic number, because the mean of its divisors is an integer number (5353362300).

Almost surely, 2^198482256888 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 198482256888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (256961390400).

198482256888 is an abundant number, since it is smaller than the sum of its proper divisors (315440523912).

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

198482256888 is a wasteful number, since it uses less digits than its factorization.

198482256888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20113 (or 20078 counting only the distinct ones).

The product of its digits is 141557760, while the sum is 69.

The spelling of 198482256888 in words is "one hundred ninety-eight billion, four hundred eighty-two million, two hundred fifty-six thousand, eight hundred eighty-eight".