16673328161 has 8 divisors (see below), whose sum is σ = 19460663040. Its totient is φ = 13987351008.

The previous prime is 16673328151. The next prime is 16673328163. The reversal of 16673328161 is 16182337661.

16673328161 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 cyclic number.

It is not a de Polignac number, because 16673328161 - 2¹⁰ = 16673327137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16673328163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25339076 + ... + 25339733.

It is an arithmetic number, because the mean of its divisors is an integer number (2432582880).

Almost surely, 2^16673328161 is an apocalyptic number.

It is an amenable number.

16673328161 is a deficient number, since it is larger than the sum of its proper divisors (2787334879).

16673328161 is an equidigital number, since it uses as much as digits as its factorization.

16673328161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50678863.

The product of its digits is 217728, while the sum is 44.

The spelling of 16673328161 in words is "sixteen billion, six hundred seventy-three million, three hundred twenty-eight thousand, one hundred sixty-one".