98827135817 has 2 divisors, whose sum is σ = 98827135818. Its totient is φ = 98827135816.

The previous prime is 98827135733. The next prime is 98827135829. The reversal of 98827135817 is 71853172889.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 83877427456 + 14949708361 = 289616^2 + 122269^2 .

It is a cyclic number.

It is not a de Polignac number, because 98827135817 - 2²⁴ = 98810358601 is a prime.

It is not a weakly prime, because it can be changed into another prime (98827135877) 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, 49413567908 + 49413567909.

It is an arithmetic number, because the mean of its divisors is an integer number (49413567909).

Almost surely, 2^98827135817 is an apocalyptic number.

It is an amenable number.

98827135817 is a deficient number, since it is larger than the sum of its proper divisors (1).

98827135817 is an equidigital number, since it uses as much as digits as its factorization.

98827135817 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6773760, while the sum is 59.

The spelling of 98827135817 in words is "ninety-eight billion, eight hundred twenty-seven million, one hundred thirty-five thousand, eight hundred seventeen".