16803103806 has 40 divisors (see below), whose sum is σ = 37701807264. Its totient is φ = 5593536000.

The previous prime is 16803103753. The next prime is 16803103829. The reversal of 16803103806 is 60830130861.

16803103806 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 52606 + ... + 190718.

Almost surely, 2^16803103806 is an apocalyptic number.

16803103806 is an abundant number, since it is smaller than the sum of its proper divisors (20898703458).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16803103806 is a wasteful number, since it uses less digits than its factorization.

16803103806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138878 (or 138869 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The spelling of 16803103806 in words is "sixteen billion, eight hundred three million, one hundred three thousand, eight hundred six".