86606218618327 has 4 divisors (see below), whose sum is σ = 86822194226256. Its totient is φ = 86390243010400.

The previous prime is 86606218618321. The next prime is 86606218618351. The reversal of 86606218618327 is 72381681260668.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 86606218618327 - 2³⁹ = 86056462804439 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 (86606218618321) 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, 107987803363 + ... + 107987804164.

It is an arithmetic number, because the mean of its divisors is an integer number (21705548556564).

Almost surely, 2^{86606218618327} is an apocalyptic number.

86606218618327 is a deficient number, since it is larger than the sum of its proper divisors (215975607929).

86606218618327 is a wasteful number, since it uses less digits than its factorization.

86606218618327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215975607928.

The product of its (nonzero) digits is 55738368, while the sum is 64.

The spelling of 86606218618327 in words is "eighty-six trillion, six hundred six billion, two hundred eighteen million, six hundred eighteen thousand, three hundred twenty-seven".