17081821996 has 24 divisors (see below), whose sum is σ = 31157095424. Its totient is φ = 8185145040.

The previous prime is 17081821957. The next prime is 17081822033. The reversal of 17081821996 is 69912818071.

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, 655950 + ... + 681493.

Almost surely, 2^17081821996 is an apocalyptic number.

It is an amenable number.

17081821996 is a deficient number, since it is larger than the sum of its proper divisors (14075273428).

17081821996 is a wasteful number, since it uses less digits than its factorization.

17081821996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1337581 (or 1337579 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 52.

The spelling of 17081821996 in words is "seventeen billion, eighty-one million, eight hundred twenty-one thousand, nine hundred ninety-six".