16968969608 has 8 divisors (see below), whose sum is σ = 31816818030. Its totient is φ = 8484484800.

The previous prime is 16968969581. The next prime is 16968969617. The reversal of 16968969608 is 80696986961.

It can be written as a sum of positive squares in only one way, i.e., 16889081764 + 79887844 = 129958^2 + 8938^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060560593 + ... + 1060560608.

Almost surely, 2^16968969608 is an apocalyptic number.

It is an amenable number.

16968969608 is a deficient number, since it is larger than the sum of its proper divisors (14847848422).

16968969608 is a wasteful number, since it uses less digits than its factorization.

16968969608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2121121207 (or 2121121203 counting only the distinct ones).

The product of its (nonzero) digits is 60466176, while the sum is 68.

The spelling of 16968969608 in words is "sixteen billion, nine hundred sixty-eight million, nine hundred sixty-nine thousand, six hundred eight".