16845546118 has 4 divisors (see below), whose sum is σ = 25268319180. Its totient is φ = 8422773058.

The previous prime is 16845546079. The next prime is 16845546131. The reversal of 16845546118 is 81164554861.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4211386528 + ... + 4211386531.

It is an arithmetic number, because the mean of its divisors is an integer number (6317079795).

Almost surely, 2^16845546118 is an apocalyptic number.

16845546118 is a deficient number, since it is larger than the sum of its proper divisors (8422773062).

16845546118 is an equidigital number, since it uses as much as digits as its factorization.

16845546118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8422773061.

The product of its digits is 921600, while the sum is 49.

The spelling of 16845546118 in words is "sixteen billion, eight hundred forty-five million, five hundred forty-six thousand, one hundred eighteen".