16744687172 has 12 divisors (see below), whose sum is σ = 29307048960. Its totient is φ = 8371244616.

The previous prime is 16744687117. The next prime is 16744687207. The reversal of 16744687172 is 27178644761.

16744687172 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 239972 + ... + 301787.

It is an arithmetic number, because the mean of its divisors is an integer number (2442254080).

Almost surely, 2^16744687172 is an apocalyptic number.

It is an amenable number.

16744687172 is a deficient number, since it is larger than the sum of its proper divisors (12562361788).

16744687172 is a wasteful number, since it uses less digits than its factorization.

16744687172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 549490 (or 549488 counting only the distinct ones).

The product of its digits is 3161088, while the sum is 53.

The spelling of 16744687172 in words is "sixteen billion, seven hundred forty-four million, six hundred eighty-seven thousand, one hundred seventy-two".