86572286417 has 2 divisors, whose sum is σ = 86572286418. Its totient is φ = 86572286416.

The previous prime is 86572286399. The next prime is 86572286459. The reversal of 86572286417 is 71468227568.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 66077787136 + 20494499281 = 257056^2 + 143159^2 .

It is a cyclic number.

It is not a de Polignac number, because 86572286417 - 2¹⁶ = 86572220881 is a prime.

It is not a weakly prime, because it can be changed into another prime (86572286467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43286143208 + 43286143209.

It is an arithmetic number, because the mean of its divisors is an integer number (43286143209).

Almost surely, 2^86572286417 is an apocalyptic number.

It is an amenable number.

86572286417 is a deficient number, since it is larger than the sum of its proper divisors (1).

86572286417 is an equidigital number, since it uses as much as digits as its factorization.

86572286417 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9031680, while the sum is 56.

The spelling of 86572286417 in words is "eighty-six billion, five hundred seventy-two million, two hundred eighty-six thousand, four hundred seventeen".