16673321372 has 12 divisors (see below), whose sum is σ = 29184899016. Its totient is φ = 8334778800.

The previous prime is 16673321333. The next prime is 16673321377. The reversal of 16673321372 is 27312337661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16673321377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 450443 + ... + 486050.

It is an arithmetic number, because the mean of its divisors is an integer number (2432074918).

Almost surely, 2^16673321372 is an apocalyptic number.

It is an amenable number.

16673321372 is a deficient number, since it is larger than the sum of its proper divisors (12511577644).

16673321372 is a wasteful number, since it uses less digits than its factorization.

16673321372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 940948 (or 940946 counting only the distinct ones).

The product of its digits is 190512, while the sum is 41.

The spelling of 16673321372 in words is "sixteen billion, six hundred seventy-three million, three hundred twenty-one thousand, three hundred seventy-two".