198116350585 has 8 divisors (see below), whose sum is σ = 241088066496. Its totient is φ = 156260783280.

The previous prime is 198116350583. The next prime is 198116350591. The reversal of 198116350585 is 585053611891.

198116350585 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 198116350585 - 2¹ = 198116350583 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (198116350583) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 279036759 + ... + 279037468.

It is an arithmetic number, because the mean of its divisors is an integer number (30136008312).

Almost surely, 2^198116350585 is an apocalyptic number.

It is an amenable number.

198116350585 is a deficient number, since it is larger than the sum of its proper divisors (42971715911).

198116350585 is an equidigital number, since it uses as much as digits as its factorization.

198116350585 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 558074303.

The product of its (nonzero) digits is 1296000, while the sum is 52.

The spelling of 198116350585 in words is "one hundred ninety-eight billion, one hundred sixteen million, three hundred fifty thousand, five hundred eighty-five".