98599992497 has 2 divisors, whose sum is σ = 98599992498. Its totient is φ = 98599992496.

The previous prime is 98599992481. The next prime is 98599992523. The reversal of 98599992497 is 79429999589.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 89371700401 + 9228292096 = 298951^2 + 96064^2 .

It is a cyclic number.

It is not a de Polignac number, because 98599992497 - 2⁴ = 98599992481 is a prime.

It is not a weakly prime, because it can be changed into another prime (98599995497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49299996248 + 49299996249.

It is an arithmetic number, because the mean of its divisors is an integer number (49299996249).

Almost surely, 2^98599992497 is an apocalyptic number.

It is an amenable number.

98599992497 is a deficient number, since it is larger than the sum of its proper divisors (1).

98599992497 is an equidigital number, since it uses as much as digits as its factorization.

98599992497 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1190427840, while the sum is 80.

The spelling of 98599992497 in words is "ninety-eight billion, five hundred ninety-nine million, nine hundred ninety-two thousand, four hundred ninety-seven".