98318408191 has 2 divisors, whose sum is σ = 98318408192. Its totient is φ = 98318408190.

The previous prime is 98318408171. The next prime is 98318408281. The reversal of 98318408191 is 19180481389.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 98318408191 - 2⁹ = 98318407679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98318408171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49159204095 + 49159204096.

It is an arithmetic number, because the mean of its divisors is an integer number (49159204096).

Almost surely, 2^98318408191 is an apocalyptic number.

98318408191 is a deficient number, since it is larger than the sum of its proper divisors (1).

98318408191 is an equidigital number, since it uses as much as digits as its factorization.

98318408191 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 497664, while the sum is 52.

The spelling of 98318408191 in words is "ninety-eight billion, three hundred eighteen million, four hundred eight thousand, one hundred ninety-one".