98724936598591 has 2 divisors, whose sum is σ = 98724936598592. Its totient is φ = 98724936598590.

The previous prime is 98724936598537. The next prime is 98724936598633. The reversal of 98724936598591 is 19589563942789.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 98724936598591 - 2¹¹ = 98724936596543 is a prime.

It is a super-2 number, since 2×98724936598591² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 98724936598499 and 98724936598508.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98724936598391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49362468299295 + 49362468299296.

It is an arithmetic number, because the mean of its divisors is an integer number (49362468299296).

Almost surely, 2^{98724936598591} is an apocalyptic number.

98724936598591 is a deficient number, since it is larger than the sum of its proper divisors (1).

98724936598591 is an equidigital number, since it uses as much as digits as its factorization.

98724936598591 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10581580800, while the sum is 85.

The spelling of 98724936598591 in words is "ninety-eight trillion, seven hundred twenty-four billion, nine hundred thirty-six million, five hundred ninety-eight thousand, five hundred ninety-one".