86315417689 has 2 divisors, whose sum is σ = 86315417690. Its totient is φ = 86315417688.

The previous prime is 86315417663. The next prime is 86315417719. The reversal of 86315417689 is 98671451368.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44910086400 + 41405331289 = 211920^2 + 203483^2 .

It is a cyclic number.

It is not a de Polignac number, because 86315417689 - 2²¹ = 86313320537 is a prime.

It is a super-3 number, since 3×86315417689³ (a number of 34 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (86315417659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43157708844 + 43157708845.

It is an arithmetic number, because the mean of its divisors is an integer number (43157708845).

Almost surely, 2^86315417689 is an apocalyptic number.

It is an amenable number.

86315417689 is a deficient number, since it is larger than the sum of its proper divisors (1).

86315417689 is an equidigital number, since it uses as much as digits as its factorization.

86315417689 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8709120, while the sum is 58.

The spelling of 86315417689 in words is "eighty-six billion, three hundred fifteen million, four hundred seventeen thousand, six hundred eighty-nine".