86609396219 has 2 divisors, whose sum is σ = 86609396220. Its totient is φ = 86609396218.

The previous prime is 86609396197. The next prime is 86609396227. The reversal of 86609396219 is 91269390668.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86609396219 is a prime.

It is a super-2 number, since 2×86609396219² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (86609396119) 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, 43304698109 + 43304698110.

It is an arithmetic number, because the mean of its divisors is an integer number (43304698110).

Almost surely, 2^86609396219 is an apocalyptic number.

86609396219 is a deficient number, since it is larger than the sum of its proper divisors (1).

86609396219 is an equidigital number, since it uses as much as digits as its factorization.

86609396219 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7558272, while the sum is 59.

The spelling of 86609396219 in words is "eighty-six billion, six hundred nine million, three hundred ninety-six thousand, two hundred nineteen".