98398908899 has 2 divisors, whose sum is σ = 98398908900. Its totient is φ = 98398908898.

The previous prime is 98398908857. The next prime is 98398908919. The reversal of 98398908899 is 99880989389.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-98398908899 is a prime.

It is not a weakly prime, because it can be changed into another prime (98398908799) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49199454449 + 49199454450.

It is an arithmetic number, because the mean of its divisors is an integer number (49199454450).

Almost surely, 2^98398908899 is an apocalyptic number.

98398908899 is a deficient number, since it is larger than the sum of its proper divisors (1).

98398908899 is an equidigital number, since it uses as much as digits as its factorization.

98398908899 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 725594112, while the sum is 80.

The spelling of 98398908899 in words is "ninety-eight billion, three hundred ninety-eight million, nine hundred eight thousand, eight hundred ninety-nine".