16684330883716 has 24 divisors (see below), whose sum is σ = 29284313067800. Its totient is φ = 8317389312000.

The previous prime is 16684330883657. The next prime is 16684330883741. The reversal of 16684330883716 is 61738803348661.

It can be written as a sum of positive squares in 4 ways, for example, as 9572241961216 + 7112088922500 = 3093904^2 + 2666850^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12780586 + ... + 14025406.

Almost surely, 2^{16684330883716} is an apocalyptic number.

It is an amenable number.

16684330883716 is a deficient number, since it is larger than the sum of its proper divisors (12599982184084).

16684330883716 is a wasteful number, since it uses less digits than its factorization.

16684330883716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1254775 (or 1254773 counting only the distinct ones).

The product of its (nonzero) digits is 83607552, while the sum is 64.

The spelling of 16684330883716 in words is "sixteen trillion, six hundred eighty-four billion, three hundred thirty million, eight hundred eighty-three thousand, seven hundred sixteen".