86084487613 has 4 divisors (see below), whose sum is σ = 91148281020. Its totient is φ = 81020694208.

The previous prime is 86084487589. The next prime is 86084487623. The reversal of 86084487613 is 31678448068.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 56150989444 + 29933498169 = 236962^2 + 173013^2 .

It is a cyclic number.

It is not a de Polignac number, because 86084487613 - 2¹⁷ = 86084356541 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86084487623) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2531896678 + ... + 2531896711.

It is an arithmetic number, because the mean of its divisors is an integer number (22787070255).

Almost surely, 2^86084487613 is an apocalyptic number.

It is an amenable number.

86084487613 is a deficient number, since it is larger than the sum of its proper divisors (5063793407).

86084487613 is a wasteful number, since it uses less digits than its factorization.

86084487613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5063793406.

The product of its (nonzero) digits is 6193152, while the sum is 55.

The spelling of 86084487613 in words is "eighty-six billion, eighty-four million, four hundred eighty-seven thousand, six hundred thirteen".