16673214227 has 4 divisors (see below), whose sum is σ = 16694896680. Its totient is φ = 16651531776.

The previous prime is 16673214203. The next prime is 16673214247. The reversal of 16673214227 is 72241237661.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 72241237661 = 127 ⋅568828643.

It is a cyclic number.

It is not a de Polignac number, because 16673214227 - 2¹² = 16673210131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16673214247) 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, 10840073 + ... + 10841610.

It is an arithmetic number, because the mean of its divisors is an integer number (4173724170).

Almost surely, 2^16673214227 is an apocalyptic number.

16673214227 is a deficient number, since it is larger than the sum of its proper divisors (21682453).

16673214227 is an equidigital number, since it uses as much as digits as its factorization.

16673214227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21682452.

The product of its digits is 169344, while the sum is 41.

The spelling of 16673214227 in words is "sixteen billion, six hundred seventy-three million, two hundred fourteen thousand, two hundred twenty-seven".