198303808607 has 2 divisors, whose sum is σ = 198303808608. Its totient is φ = 198303808606.

The previous prime is 198303808601. The next prime is 198303808627. The reversal of 198303808607 is 706808303891.

It is a weak prime.

It is an emirp because it is prime and its reverse (706808303891) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 198303808607 - 2¹² = 198303804511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (198303808601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99151904303 + 99151904304.

It is an arithmetic number, because the mean of its divisors is an integer number (99151904304).

Almost surely, 2^198303808607 is an apocalyptic number.

198303808607 is a deficient number, since it is larger than the sum of its proper divisors (1).

198303808607 is an equidigital number, since it uses as much as digits as its factorization.

198303808607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1741824, while the sum is 53.

The spelling of 198303808607 in words is "one hundred ninety-eight billion, three hundred three million, eight hundred eight thousand, six hundred seven".