14721784216 has 16 divisors (see below), whose sum is σ = 27663229440. Its totient is φ = 7344923040.

The previous prime is 14721784213. The next prime is 14721784249. The reversal of 14721784216 is 61248712741.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14721784211) 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, 1992216 + ... + 1999591.

It is an arithmetic number, because the mean of its divisors is an integer number (1728951840).

Almost surely, 2^14721784216 is an apocalyptic number.

It is an amenable number.

14721784216 is a deficient number, since it is larger than the sum of its proper divisors (12941445224).

14721784216 is a wasteful number, since it uses less digits than its factorization.

14721784216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3992274 (or 3992270 counting only the distinct ones).

The product of its digits is 150528, while the sum is 43.

The spelling of 14721784216 in words is "fourteen billion, seven hundred twenty-one million, seven hundred eighty-four thousand, two hundred sixteen".