86116882909 has 2 divisors, whose sum is σ = 86116882910. Its totient is φ = 86116882908.

The previous prime is 86116882889. The next prime is 86116882913. The reversal of 86116882909 is 90928861168.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 84682746009 + 1434136900 = 291003^2 + 37870^2 .

It is a cyclic number.

It is not a de Polignac number, because 86116882909 - 2²⁵ = 86083328477 is a prime.

It is a super-2 number, since 2×86116882909² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86116882979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43058441454 + 43058441455.

It is an arithmetic number, because the mean of its divisors is an integer number (43058441455).

Almost surely, 2^86116882909 is an apocalyptic number.

It is an amenable number.

86116882909 is a deficient number, since it is larger than the sum of its proper divisors (1).

86116882909 is an equidigital number, since it uses as much as digits as its factorization.

86116882909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2985984, while the sum is 58.

The spelling of 86116882909 in words is "eighty-six billion, one hundred sixteen million, eight hundred eighty-two thousand, nine hundred nine".