16944563708 has 12 divisors (see below), whose sum is σ = 29705660040. Its totient is φ = 8457232272.

The previous prime is 16944563689. The next prime is 16944563743. The reversal of 16944563708 is 80736544961.

It is a self number, because there is not a number n which added to its sum of digits gives 16944563708.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3759863 + ... + 3764366.

It is an arithmetic number, because the mean of its divisors is an integer number (2475471670).

Almost surely, 2^16944563708 is an apocalyptic number.

It is an amenable number.

16944563708 is a deficient number, since it is larger than the sum of its proper divisors (12761096332).

16944563708 is a wasteful number, since it uses less digits than its factorization.

16944563708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7524796 (or 7524794 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 53.

The spelling of 16944563708 in words is "sixteen billion, nine hundred forty-four million, five hundred sixty-three thousand, seven hundred eight".