86514319989 has 6 divisors (see below), whose sum is σ = 124965128886. Its totient is φ = 57676213320.

The previous prime is 86514319987. The next prime is 86514320041. The reversal of 86514319989 is 98991341568.

86514319989 is a `hidden beast` number, since 8 + 6 + 514 + 31 + 9 + 9 + 89 = 666.

It can be written as a sum of positive squares in only one way, i.e., 81030176964 + 5484143025 = 284658^2 + 74055^2 .

It is not a de Polignac number, because 86514319989 - 2¹ = 86514319987 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86514319987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4806351102 + ... + 4806351119.

It is an arithmetic number, because the mean of its divisors is an integer number (20827521481).

Almost surely, 2^86514319989 is an apocalyptic number.

It is an amenable number.

86514319989 is a deficient number, since it is larger than the sum of its proper divisors (38450808897).

86514319989 is a wasteful number, since it uses less digits than its factorization.

86514319989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9612702227 (or 9612702224 counting only the distinct ones).

The product of its digits is 16796160, while the sum is 63.

The spelling of 86514319989 in words is "eighty-six billion, five hundred fourteen million, three hundred nineteen thousand, nine hundred eighty-nine".