86539484839417 has 2 divisors, whose sum is σ = 86539484839418. Its totient is φ = 86539484839416.

The previous prime is 86539484839387. The next prime is 86539484839439. The reversal of 86539484839417 is 71493848493568.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 74274388191081 + 12265096648336 = 8618259^2 + 3502156^2 .

It is a cyclic number.

It is not a de Polignac number, because 86539484839417 - 2⁷ = 86539484839289 is a prime.

It is not a weakly prime, because it can be changed into another prime (86539484839447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43269742419708 + 43269742419709.

It is an arithmetic number, because the mean of its divisors is an integer number (43269742419709).

Almost surely, 2^{86539484839417} is an apocalyptic number.

It is an amenable number.

86539484839417 is a deficient number, since it is larger than the sum of its proper divisors (1).

86539484839417 is an equidigital number, since it uses as much as digits as its factorization.

86539484839417 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5016453120, while the sum is 79.

The spelling of 86539484839417 in words is "eighty-six trillion, five hundred thirty-nine billion, four hundred eighty-four million, eight hundred thirty-nine thousand, four hundred seventeen".