198941535174 has 16 divisors (see below), whose sum is σ = 400745540160. Its totient is φ = 65836766760.

The previous prime is 198941535161. The next prime is 198941535227. The reversal of 198941535174 is 471535149891.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119268672 + ... + 119270339.

It is an arithmetic number, because the mean of its divisors is an integer number (25046596260).

Almost surely, 2^198941535174 is an apocalyptic number.

198941535174 is an abundant number, since it is smaller than the sum of its proper divisors (201804004986).

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

198941535174 is a wasteful number, since it uses less digits than its factorization.

198941535174 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238539155.

The product of its digits is 5443200, while the sum is 57.

The spelling of 198941535174 in words is "one hundred ninety-eight billion, nine hundred forty-one million, five hundred thirty-five thousand, one hundred seventy-four".