19985330296 has 32 divisors (see below), whose sum is σ = 37959924240. Its totient is φ = 9862912768.

The previous prime is 19985330279. The next prime is 19985330303. The reversal of 19985330296 is 69203358991.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 714690 + ... + 742126.

Almost surely, 2^19985330296 is an apocalyptic number.

It is an amenable number.

19985330296 is a deficient number, since it is larger than the sum of its proper divisors (17974593944).

19985330296 is a wasteful number, since it uses less digits than its factorization.

19985330296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28623 (or 28619 counting only the distinct ones).

The product of its (nonzero) digits is 3149280, while the sum is 55.

The spelling of 19985330296 in words is "nineteen billion, nine hundred eighty-five million, three hundred thirty thousand, two hundred ninety-six".