86535466669 has 2 divisors, whose sum is σ = 86535466670. Its totient is φ = 86535466668.

The previous prime is 86535466637. The next prime is 86535466687. The reversal of 86535466669 is 96666453568.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 77972185225 + 8563281444 = 279235^2 + 92538^2 .

It is a cyclic number.

It is not a de Polignac number, because 86535466669 - 2⁵ = 86535466637 is a prime.

It is a super-2 number, since 2×86535466669² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 86535466669.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86535466169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43267733334 + 43267733335.

It is an arithmetic number, because the mean of its divisors is an integer number (43267733335).

Almost surely, 2^86535466669 is an apocalyptic number.

It is an amenable number.

86535466669 is a deficient number, since it is larger than the sum of its proper divisors (1).

86535466669 is an equidigital number, since it uses as much as digits as its factorization.

86535466669 is an evil number, because the sum of its binary digits is even.

The product of its digits is 167961600, while the sum is 64.

The spelling of 86535466669 in words is "eighty-six billion, five hundred thirty-five million, four hundred sixty-six thousand, six hundred sixty-nine".