4999943328 has 96 divisors (see below), whose sum is σ = 13839114240. Its totient is φ = 1576247040.

The previous prime is 4999943303. The next prime is 4999943357. The reversal of 4999943328 is 8233499994.

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1258401 + ... + 1262367.

It is an arithmetic number, because the mean of its divisors is an integer number (144157440).

Almost surely, 2^4999943328 is an apocalyptic number.

4999943328 is a gapful number since it is divisible by the number (48) 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 4999943328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6919557120).

4999943328 is an abundant number, since it is smaller than the sum of its proper divisors (8839170912).

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

4999943328 is a wasteful number, since it uses less digits than its factorization.

4999943328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4690 (or 4682 counting only the distinct ones).

The product of its digits is 15116544, while the sum is 60.

The square root of 4999943328 is about 70710.2773859642. The cubic root of 4999943328 is about 1709.9694861352.

The spelling of 4999943328 in words is "four billion, nine hundred ninety-nine million, nine hundred forty-three thousand, three hundred twenty-eight".