16684228311 has 16 divisors (see below), whose sum is σ = 22610060928. Its totient is φ = 10941084000.

The previous prime is 16684228291. The next prime is 16684228321. The reversal of 16684228311 is 11382248661.

It is a happy number.

It is not a de Polignac number, because 16684228311 - 2²¹ = 16682131159 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16684228321) 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, 81696 + ... + 200106.

It is an arithmetic number, because the mean of its divisors is an integer number (1413128808).

Almost surely, 2^16684228311 is an apocalyptic number.

16684228311 is a deficient number, since it is larger than the sum of its proper divisors (5925832617).

16684228311 is a wasteful number, since it uses less digits than its factorization.

16684228311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119182.

The product of its digits is 110592, while the sum is 42.

The spelling of 16684228311 in words is "sixteen billion, six hundred eighty-four million, two hundred twenty-eight thousand, three hundred eleven".