86517009293 has 16 divisors (see below), whose sum is σ = 101650851456. Its totient is φ = 72595621440.

The previous prime is 86517009289. The next prime is 86517009311. The reversal of 86517009293 is 39290071568.

It is a cyclic number.

It is not a de Polignac number, because 86517009293 - 2² = 86517009289 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86517009223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2769680 + ... + 2800742.

It is an arithmetic number, because the mean of its divisors is an integer number (6353178216).

Almost surely, 2^86517009293 is an apocalyptic number.

It is an amenable number.

86517009293 is a deficient number, since it is larger than the sum of its proper divisors (15133842163).

86517009293 is a wasteful number, since it uses less digits than its factorization.

86517009293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50564.

The product of its (nonzero) digits is 816480, while the sum is 50.

The spelling of 86517009293 in words is "eighty-six billion, five hundred seventeen million, nine thousand, two hundred ninety-three".