16846845223 has 4 divisors (see below), whose sum is σ = 18142756408. Its totient is φ = 15550934040.

The previous prime is 16846845221. The next prime is 16846845229. The reversal of 16846845223 is 32254864861.

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

It is a cyclic number.

It is not a de Polignac number, because 16846845223 - 2¹ = 16846845221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16846845221) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 647955573 + ... + 647955598.

It is an arithmetic number, because the mean of its divisors is an integer number (4535689102).

Almost surely, 2^16846845223 is an apocalyptic number.

16846845223 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

16846845223 is a deficient number, since it is larger than the sum of its proper divisors (1295911185).

16846845223 is a wasteful number, since it uses less digits than its factorization.

16846845223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1295911184.

The product of its digits is 2211840, while the sum is 49.

The spelling of 16846845223 in words is "sixteen billion, eight hundred forty-six million, eight hundred forty-five thousand, two hundred twenty-three".