159498600809 has 2 divisors, whose sum is σ = 159498600810. Its totient is φ = 159498600808.

The previous prime is 159498600769. The next prime is 159498600827. The reversal of 159498600809 is 908006894951.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 146729600809 + 12769000000 = 383053^2 + 113000^2 .

It is a cyclic number.

It is not a de Polignac number, because 159498600809 - 2²⁰ = 159497552233 is a prime.

It is not a weakly prime, because it can be changed into another prime (159498600109) 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, 79749300404 + 79749300405.

It is an arithmetic number, because the mean of its divisors is an integer number (79749300405).

Almost surely, 2^159498600809 is an apocalyptic number.

It is an amenable number.

159498600809 is a deficient number, since it is larger than the sum of its proper divisors (1).

159498600809 is an equidigital number, since it uses as much as digits as its factorization.

159498600809 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5598720, while the sum is 59.

The spelling of 159498600809 in words is "one hundred fifty-nine billion, four hundred ninety-eight million, six hundred thousand, eight hundred nine".