16668833355 has 48 divisors (see below), whose sum is σ = 30194648640. Its totient is φ = 8490603264.

The previous prime is 16668833329. The next prime is 16668833413. The reversal of 16668833355 is 55333886661.

16668833355 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 16668833355 - 2⁷ = 16668833227 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 688801 + ... + 712589.

It is an arithmetic number, because the mean of its divisors is an integer number (629055180).

Almost surely, 2^16668833355 is an apocalyptic number.

16668833355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

16668833355 is a deficient number, since it is larger than the sum of its proper divisors (13525815285).

16668833355 is a wasteful number, since it uses less digits than its factorization.

16668833355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24500 (or 24497 counting only the distinct ones).

The product of its digits is 9331200, while the sum is 54.

The spelling of 16668833355 in words is "sixteen billion, six hundred sixty-eight million, eight hundred thirty-three thousand, three hundred fifty-five".