5728384885 has 4 divisors (see below), whose sum is σ = 6874061868. Its totient is φ = 4582707904.

The previous prime is 5728384811. The next prime is 5728384901. The reversal of 5728384885 is 5884838275.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1964439684 + 3763945201 = 44322^2 + 61351^2 .

It is a cyclic number.

It is not a de Polignac number, because 5728384885 - 2⁷ = 5728384757 is a prime.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

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, 572838484 + ... + 572838493.

It is an arithmetic number, because the mean of its divisors is an integer number (1718515467).

Almost surely, 2^5728384885 is an apocalyptic number.

It is an amenable number.

5728384885 is a deficient number, since it is larger than the sum of its proper divisors (1145676983).

5728384885 is a wasteful number, since it uses less digits than its factorization.

5728384885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1145676982.

The product of its digits is 17203200, while the sum is 58.

The square root of 5728384885 is about 75686.0943965270. The cubic root of 5728384885 is about 1789.2762473578.

The spelling of 5728384885 in words is "five billion, seven hundred twenty-eight million, three hundred eighty-four thousand, eight hundred eighty-five".