4839989944 has 16 divisors (see below), whose sum is σ = 9075741120. Its totient is φ = 2419792320.

The previous prime is 4839989933. The next prime is 4839989953. The reversal of 4839989944 is 4499899384.

It is a super-2 number, since 2×4839989944² = 46851005316042246272, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4839989944.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138489 + ... + 169879.

It is an arithmetic number, because the mean of its divisors is an integer number (567233820).

Almost surely, 2^4839989944 is an apocalyptic number.

It is an amenable number.

4839989944 is a deficient number, since it is larger than the sum of its proper divisors (4235751176).

4839989944 is a wasteful number, since it uses less digits than its factorization.

4839989944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50670 (or 50666 counting only the distinct ones).

The product of its digits is 80621568, while the sum is 67.

The square root of 4839989944 is about 69570.0362512483. The cubic root of 4839989944 is about 1691.5369401272.

The spelling of 4839989944 in words is "four billion, eight hundred thirty-nine million, nine hundred eighty-nine thousand, nine hundred forty-four".