18264216206 has 8 divisors (see below), whose sum is σ = 27418913544. Its totient is φ = 9124578360.

The previous prime is 18264216149. The next prime is 18264216247. The reversal of 18264216206 is 60261246281.

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 18264216206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3761840 + ... + 3766691.

It is an arithmetic number, because the mean of its divisors is an integer number (3427364193).

Almost surely, 2^18264216206 is an apocalyptic number.

18264216206 is a deficient number, since it is larger than the sum of its proper divisors (9154697338).

18264216206 is a wasteful number, since it uses less digits than its factorization.

18264216206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7529746.

The product of its (nonzero) digits is 55296, while the sum is 38.

The spelling of 18264216206 in words is "eighteen billion, two hundred sixty-four million, two hundred sixteen thousand, two hundred six".