198309208382 has 8 divisors (see below), whose sum is σ = 301653443952. Its totient is φ = 97758060400.

The previous prime is 198309208379. The next prime is 198309208387. The reversal of 198309208382 is 283802903891.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (198309208387) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 698271719 + ... + 698272002.

It is an arithmetic number, because the mean of its divisors is an integer number (37706680494).

Almost surely, 2^198309208382 is an apocalyptic number.

198309208382 is a deficient number, since it is larger than the sum of its proper divisors (103344235570).

198309208382 is a wasteful number, since it uses less digits than its factorization.

198309208382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1396543794.

The product of its (nonzero) digits is 1492992, while the sum is 53.

The spelling of 198309208382 in words is "one hundred ninety-eight billion, three hundred nine million, two hundred eight thousand, three hundred eighty-two".