16683072223 has 4 divisors (see below), whose sum is σ = 16762139128. Its totient is φ = 16604005320.

The previous prime is 16683072199. The next prime is 16683072229. The reversal of 16683072223 is 32227038661.

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 16683072223 - 2²¹ = 16680975071 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 (16683072229) 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, 39533136 + ... + 39533557.

It is an arithmetic number, because the mean of its divisors is an integer number (4190534782).

Almost surely, 2^16683072223 is an apocalyptic number.

16683072223 is a deficient number, since it is larger than the sum of its proper divisors (79066905).

16683072223 is an equidigital number, since it uses as much as digits as its factorization.

16683072223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79066904.

The product of its (nonzero) digits is 145152, while the sum is 40.

The spelling of 16683072223 in words is "sixteen billion, six hundred eighty-three million, seventy-two thousand, two hundred twenty-three".