86258175469 has 2 divisors, whose sum is σ = 86258175470. Its totient is φ = 86258175468.

The previous prime is 86258175433. The next prime is 86258175533. The reversal of 86258175469 is 96457185268.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 55914277444 + 30343898025 = 236462^2 + 174195^2 .

It is a cyclic number.

It is not a de Polignac number, because 86258175469 - 2²¹ = 86256078317 is a prime.

It is a super-2 number, since 2×86258175469² (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 (86258155469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43129087734 + 43129087735.

It is an arithmetic number, because the mean of its divisors is an integer number (43129087735).

Almost surely, 2^86258175469 is an apocalyptic number.

It is an amenable number.

86258175469 is a deficient number, since it is larger than the sum of its proper divisors (1).

86258175469 is an equidigital number, since it uses as much as digits as its factorization.

86258175469 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 29030400, while the sum is 61.

The spelling of 86258175469 in words is "eighty-six billion, two hundred fifty-eight million, one hundred seventy-five thousand, four hundred sixty-nine".