98585458589 has 2 divisors, whose sum is σ = 98585458590. Its totient is φ = 98585458588.

The previous prime is 98585458583. The next prime is 98585458639.

98585458589 is nontrivially palindromic in base 10.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 68561232964 + 30024225625 = 261842^2 + 173275^2 .

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 98585458589 - 2³² = 94290491293 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98585458583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49292729294 + 49292729295.

It is an arithmetic number, because the mean of its divisors is an integer number (49292729295).

Almost surely, 2^98585458589 is an apocalyptic number.

It is an amenable number.

98585458589 is a deficient number, since it is larger than the sum of its proper divisors (1).

98585458589 is an equidigital number, since it uses as much as digits as its factorization.

98585458589 is an evil number, because the sum of its binary digits is even.

The product of its digits is 829440000, while the sum is 74.

The spelling of 98585458589 in words is "ninety-eight billion, five hundred eighty-five million, four hundred fifty-eight thousand, five hundred eighty-nine".