98998090019 has 2 divisors, whose sum is σ = 98998090020. Its totient is φ = 98998090018.

The previous prime is 98998089979. The next prime is 98998090021. The reversal of 98998090019 is 91009089989.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-98998090019 is a prime.

It is a super-2 number, since 2×98998090019² (a number of 23 digits) contains 22 as substring.

Together with 98998090021, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (98998090069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49499045009 + 49499045010.

It is an arithmetic number, because the mean of its divisors is an integer number (49499045010).

Almost surely, 2^98998090019 is an apocalyptic number.

98998090019 is a deficient number, since it is larger than the sum of its proper divisors (1).

98998090019 is an equidigital number, since it uses as much as digits as its factorization.

98998090019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3779136, while the sum is 62.

The spelling of 98998090019 in words is "ninety-eight billion, nine hundred ninety-eight million, ninety thousand, nineteen".