217329234086 has 8 divisors (see below), whose sum is σ = 326162678184. Its totient is φ = 108608341360.

The previous prime is 217329234061. The next prime is 217329234091. The reversal of 217329234086 is 680432923712.

217329234086 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 217329234086.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28133015 + ... + 28140738.

It is an arithmetic number, because the mean of its divisors is an integer number (40770334773).

Almost surely, 2^217329234086 is an apocalyptic number.

217329234086 is a deficient number, since it is larger than the sum of its proper divisors (108833444098).

217329234086 is a wasteful number, since it uses less digits than its factorization.

217329234086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56275686.

The product of its (nonzero) digits is 870912, while the sum is 47.

The spelling of 217329234086 in words is "two hundred seventeen billion, three hundred twenty-nine million, two hundred thirty-four thousand, eighty-six".