98681937816019 has 2 divisors, whose sum is σ = 98681937816020. Its totient is φ = 98681937816018.

The previous prime is 98681937815987. The next prime is 98681937816037. The reversal of 98681937816019 is 91061873918689.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 98681937816019 - 2⁵ = 98681937815987 is a prime.

It is a super-2 number, since 2×98681937816019² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (98681937816719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49340968908009 + 49340968908010.

It is an arithmetic number, because the mean of its divisors is an integer number (49340968908010).

Almost surely, 2^{98681937816019} is an apocalyptic number.

98681937816019 is a deficient number, since it is larger than the sum of its proper divisors (1).

98681937816019 is an equidigital number, since it uses as much as digits as its factorization.

98681937816019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 282175488, while the sum is 76.

The spelling of 98681937816019 in words is "ninety-eight trillion, six hundred eighty-one billion, nine hundred thirty-seven million, eight hundred sixteen thousand, nineteen".