16243322255 has 4 divisors (see below), whose sum is σ = 19491986712. Its totient is φ = 12994657800.

The previous prime is 16243322219. The next prime is 16243322279. The reversal of 16243322255 is 55222334261.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 55222334261 = 1319 ⋅41866819.

It is not a de Polignac number, because 16243322255 - 2¹⁰ = 16243321231 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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, 1624332221 + ... + 1624332230.

It is an arithmetic number, because the mean of its divisors is an integer number (4872996678).

Almost surely, 2^16243322255 is an apocalyptic number.

16243322255 is a deficient number, since it is larger than the sum of its proper divisors (3248664457).

16243322255 is an equidigital number, since it uses as much as digits as its factorization.

16243322255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3248664456.

The product of its digits is 86400, while the sum is 35.

The spelling of 16243322255 in words is "sixteen billion, two hundred forty-three million, three hundred twenty-two thousand, two hundred fifty-five".