543832120728 has 48 divisors (see below), whose sum is σ = 1586177021520. Its totient is φ = 167332959936.

The previous prime is 543832120723. The next prime is 543832120729. The reversal of 543832120728 is 827021238345.

543832120728 is a `hidden beast` number, since 5 + 438 + 3 + 2 + 1 + 207 + 2 + 8 = 666.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (543832120723) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 290507676 + ... + 290509547.

It is an arithmetic number, because the mean of its divisors is an integer number (33045354615).

Almost surely, 2^543832120728 is an apocalyptic number.

It is an amenable number.

543832120728 is an abundant number, since it is smaller than the sum of its proper divisors (1042344900792).

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

543832120728 is a wasteful number, since it uses less digits than its factorization.

543832120728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 581017248 (or 581017241 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 45.

The spelling of 543832120728 in words is "five hundred forty-three billion, eight hundred thirty-two million, one hundred twenty thousand, seven hundred twenty-eight".