98845695593 has 2 divisors, whose sum is σ = 98845695594. Its totient is φ = 98845695592.

The previous prime is 98845695581. The next prime is 98845695617. The reversal of 98845695593 is 39559654889.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 80194876969 + 18650818624 = 283187^2 + 136568^2 .

It is a cyclic number.

It is not a de Polignac number, because 98845695593 - 2²² = 98841501289 is a prime.

It is not a weakly prime, because it can be changed into another prime (98845695523) 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, 49422847796 + 49422847797.

It is an arithmetic number, because the mean of its divisors is an integer number (49422847797).

Almost surely, 2^98845695593 is an apocalyptic number.

It is an amenable number.

98845695593 is a deficient number, since it is larger than the sum of its proper divisors (1).

98845695593 is an equidigital number, since it uses as much as digits as its factorization.

98845695593 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 419904000, while the sum is 71.

The spelling of 98845695593 in words is "ninety-eight billion, eight hundred forty-five million, six hundred ninety-five thousand, five hundred ninety-three".