16489500003 has 6 divisors (see below), whose sum is σ = 23818166684. Its totient is φ = 10992999996.

The previous prime is 16489499947. The next prime is 16489500011. The reversal of 16489500003 is 30000598461.

16489500003 is a `hidden beast` number, since 1 + 648 + 9 + 5 + 0 + 0 + 0 + 0 + 3 = 666.

It is not a de Polignac number, because 16489500003 - 2¹⁸ = 16489237859 is a prime.

It is a super-2 number, since 2×16489500003² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16489500403) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 916083325 + ... + 916083342.

Almost surely, 2^16489500003 is an apocalyptic number.

16489500003 is a deficient number, since it is larger than the sum of its proper divisors (7328666681).

16489500003 is a wasteful number, since it uses less digits than its factorization.

16489500003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1832166673 (or 1832166670 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The spelling of 16489500003 in words is "sixteen billion, four hundred eighty-nine million, five hundred thousand, three".