16559898996 has 48 divisors (see below), whose sum is σ = 39303472320. Its totient is φ = 5425939200.

The previous prime is 16559898991. The next prime is 16559899039. The reversal of 16559898996 is 69989895561.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16559898991) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 119320 + ... + 217616.

It is an arithmetic number, because the mean of its divisors is an integer number (818822340).

Almost surely, 2^16559898996 is an apocalyptic number.

It is an amenable number.

16559898996 is an abundant number, since it is smaller than the sum of its proper divisors (22743573324).

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

16559898996 is a wasteful number, since it uses less digits than its factorization.

16559898996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98544 (or 98542 counting only the distinct ones).

The product of its digits is 377913600, while the sum is 75.

The spelling of 16559898996 in words is "sixteen billion, five hundred fifty-nine million, eight hundred ninety-eight thousand, nine hundred ninety-six".