998565000241 has 2 divisors, whose sum is σ = 998565000242. Its totient is φ = 998565000240.

The previous prime is 998565000229. The next prime is 998565000313. The reversal of 998565000241 is 142000565899.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 822168360225 + 176396640016 = 906735^2 + 419996^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-998565000241 is a prime.

It is not a weakly prime, because it can be changed into another prime (998565000841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499282500120 + 499282500121.

It is an arithmetic number, because the mean of its divisors is an integer number (499282500121).

Almost surely, 2^998565000241 is an apocalyptic number.

It is an amenable number.

998565000241 is a deficient number, since it is larger than the sum of its proper divisors (1).

998565000241 is an equidigital number, since it uses as much as digits as its factorization.

998565000241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 777600, while the sum is 49.

The spelling of 998565000241 in words is "nine hundred ninety-eight billion, five hundred sixty-five million, two hundred forty-one", and thus it is an aban number.