65889559313 has 2 divisors, whose sum is σ = 65889559314. Its totient is φ = 65889559312.

The previous prime is 65889559297. The next prime is 65889559331. The reversal of 65889559313 is 31395598856.

Together with next prime (65889559331) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 56628769024 + 9260790289 = 237968^2 + 96233^2 .

It is a cyclic number.

It is not a de Polignac number, because 65889559313 - 2⁴ = 65889559297 is a prime.

It is a super-2 number, since 2×65889559313² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (65889559913) 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, 32944779656 + 32944779657.

It is an arithmetic number, because the mean of its divisors is an integer number (32944779657).

Almost surely, 2^65889559313 is an apocalyptic number.

It is an amenable number.

65889559313 is a deficient number, since it is larger than the sum of its proper divisors (1).

65889559313 is an equidigital number, since it uses as much as digits as its factorization.

65889559313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34992000, while the sum is 62.

The spelling of 65889559313 in words is "sixty-five billion, eight hundred eighty-nine million, five hundred fifty-nine thousand, three hundred thirteen".