259796065871 has 2 divisors, whose sum is σ = 259796065872. Its totient is φ = 259796065870.

The previous prime is 259796065747. The next prime is 259796065973. The reversal of 259796065871 is 178560697952.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 259796065871 - 2¹⁸ = 259795803727 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 259796065798 and 259796065807.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (259796265871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129898032935 + 129898032936.

It is an arithmetic number, because the mean of its divisors is an integer number (129898032936).

Almost surely, 2^259796065871 is an apocalyptic number.

259796065871 is a deficient number, since it is larger than the sum of its proper divisors (1).

259796065871 is an equidigital number, since it uses as much as digits as its factorization.

259796065871 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 57153600, while the sum is 65.

The spelling of 259796065871 in words is "two hundred fifty-nine billion, seven hundred ninety-six million, sixty-five thousand, eight hundred seventy-one".