86175816017 has 2 divisors, whose sum is σ = 86175816018. Its totient is φ = 86175816016.

The previous prime is 86175815993. The next prime is 86175816043. The reversal of 86175816017 is 71061857168.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 85989111121 + 186704896 = 293239^2 + 13664^2 .

It is a cyclic number.

It is not a de Polignac number, because 86175816017 - 2¹² = 86175811921 is a prime.

It is not a weakly prime, because it can be changed into another prime (86175816217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43087908008 + 43087908009.

It is an arithmetic number, because the mean of its divisors is an integer number (43087908009).

Almost surely, 2^86175816017 is an apocalyptic number.

It is an amenable number.

86175816017 is a deficient number, since it is larger than the sum of its proper divisors (1).

86175816017 is an equidigital number, since it uses as much as digits as its factorization.

86175816017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 564480, while the sum is 50.

The spelling of 86175816017 in words is "eighty-six billion, one hundred seventy-five million, eight hundred sixteen thousand, seventeen".