198237384960 has 144 divisors (see below), whose sum is σ = 634822609344. Its totient is φ = 52721197056.

The previous prime is 198237384953. The next prime is 198237384977. The reversal of 198237384960 is 69483732891.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is a junction number, because it is equal to n+sod(n) for n = 198237384894 and 198237384903.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1363119 + ... + 1501521.

Almost surely, 2^198237384960 is an apocalyptic number.

198237384960 is a gapful number since it is divisible by the number (10) 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 198237384960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (317411304672).

198237384960 is an abundant number, since it is smaller than the sum of its proper divisors (436585224384).

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

198237384960 is a wasteful number, since it uses less digits than its factorization.

198237384960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138800 (or 138786 counting only the distinct ones).

The product of its (nonzero) digits is 15676416, while the sum is 60.

The spelling of 198237384960 in words is "one hundred ninety-eight billion, two hundred thirty-seven million, three hundred eighty-four thousand, nine hundred sixty".