198216267875 has 16 divisors (see below), whose sum is σ = 247393886688. Its totient is φ = 158560204000.

The previous prime is 198216267859. The next prime is 198216267883. The reversal of 198216267875 is 578762612891.

It is not a de Polignac number, because 198216267875 - 2⁴ = 198216267859 is a prime.

It is a Duffinian number.

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, 1678265 + ... + 1792485.

It is an arithmetic number, because the mean of its divisors is an integer number (15462117918).

Almost surely, 2^198216267875 is an apocalyptic number.

198216267875 is a deficient number, since it is larger than the sum of its proper divisors (49177618813).

198216267875 is a wasteful number, since it uses less digits than its factorization.

198216267875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128119 (or 128109 counting only the distinct ones).

The product of its digits is 20321280, while the sum is 62.

The spelling of 198216267875 in words is "one hundred ninety-eight billion, two hundred sixteen million, two hundred sixty-seven thousand, eight hundred seventy-five".