198316036009 has 64 divisors (see below), whose sum is σ = 266334566400. Its totient is φ = 146211609600.

The previous prime is 198316036001. The next prime is 198316036013. The reversal of 198316036009 is 900630613891.

It is not a de Polignac number, because 198316036009 - 2³ = 198316036001 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 198316036009.

It is not an unprimeable number, because it can be changed into a prime (198316036001) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7643152 + ... + 7669054.

It is an arithmetic number, because the mean of its divisors is an integer number (4161477600).

Almost surely, 2^198316036009 is an apocalyptic number.

It is an amenable number.

198316036009 is a deficient number, since it is larger than the sum of its proper divisors (68018530391).

198316036009 is a wasteful number, since it uses less digits than its factorization.

198316036009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26055 (or 26041 counting only the distinct ones).

The product of its (nonzero) digits is 209952, while the sum is 46.

The spelling of 198316036009 in words is "one hundred ninety-eight billion, three hundred sixteen million, thirty-six thousand, nine".