98313392209 has 2 divisors, whose sum is σ = 98313392210. Its totient is φ = 98313392208.

The previous prime is 98313392173. The next prime is 98313392231. The reversal of 98313392209 is 90229331389.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51529000000 + 46784392209 = 227000^2 + 216297^2 .

It is a cyclic number.

It is not a de Polignac number, because 98313392209 - 2⁷ = 98313392081 is a prime.

It is not a weakly prime, because it can be changed into another prime (98313392249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49156696104 + 49156696105.

It is an arithmetic number, because the mean of its divisors is an integer number (49156696105).

Almost surely, 2^98313392209 is an apocalyptic number.

It is an amenable number.

98313392209 is a deficient number, since it is larger than the sum of its proper divisors (1).

98313392209 is an equidigital number, since it uses as much as digits as its factorization.

98313392209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 629856, while the sum is 49.

The spelling of 98313392209 in words is "ninety-eight billion, three hundred thirteen million, three hundred ninety-two thousand, two hundred nine".