14333728820 has 54 divisors (see below), whose sum is σ = 31791029382. Its totient is φ = 5427873792.

The previous prime is 14333728793. The next prime is 14333728831. The reversal of 14333728820 is 2882733341.

14333728820 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 1690525456 + 12643203364 = 41116^2 + 112442^2 .

It is a congruent number.

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 17 ways as a sum of consecutive naturals, for example, 10172276 + ... + 10173684.

Almost surely, 2^14333728820 is an apocalyptic number.

14333728820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14333728820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15895514691).

14333728820 is an abundant number, since it is smaller than the sum of its proper divisors (17457300562).

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

14333728820 is an equidigital number, since it uses as much as digits as its factorization.

14333728820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2865 (or 1435 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 41.

The spelling of 14333728820 in words is "fourteen billion, three hundred thirty-three million, seven hundred twenty-eight thousand, eight hundred twenty".