65671829017 has 2 divisors, whose sum is σ = 65671829018. Its totient is φ = 65671829016.

The previous prime is 65671828997. The next prime is 65671829059. The reversal of 65671829017 is 71092817656.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 65646638656 + 25190361 = 256216^2 + 5019^2 .

It is a cyclic number.

It is not a de Polignac number, because 65671829017 - 2¹⁹ = 65671304729 is a prime.

It is not a weakly prime, because it can be changed into another prime (65671829117) 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, 32835914508 + 32835914509.

It is an arithmetic number, because the mean of its divisors is an integer number (32835914509).

Almost surely, 2^65671829017 is an apocalyptic number.

It is an amenable number.

65671829017 is a deficient number, since it is larger than the sum of its proper divisors (1).

65671829017 is an equidigital number, since it uses as much as digits as its factorization.

65671829017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1270080, while the sum is 52.

The spelling of 65671829017 in words is "sixty-five billion, six hundred seventy-one million, eight hundred twenty-nine thousand, seventeen".