216216854713 has 4 divisors (see below), whose sum is σ = 217919349760. Its totient is φ = 214514359668.

The previous prime is 216216854677. The next prime is 216216854753. The reversal of 216216854713 is 317458612612.

216216854713 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 216216854713 - 2³³ = 207626920121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (216216854753) by changing a digit.

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, 851247333 + ... + 851247586.

It is an arithmetic number, because the mean of its divisors is an integer number (54479837440).

Almost surely, 2^216216854713 is an apocalyptic number.

It is an amenable number.

216216854713 is a deficient number, since it is larger than the sum of its proper divisors (1702495047).

216216854713 is a wasteful number, since it uses less digits than its factorization.

216216854713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1702495046.

The product of its digits is 483840, while the sum is 46.

The spelling of 216216854713 in words is "two hundred sixteen billion, two hundred sixteen million, eight hundred fifty-four thousand, seven hundred thirteen".