5539166784 has 168 divisors, whose sum is σ = 16110127800. Its totient is φ = 1819533312.

The previous prime is 5539166771. The next prime is 5539166813. The reversal of 5539166784 is 4876619355.

5539166784 is a `hidden beast` number, since 553 + 9 + 1 + 6 + 6 + 7 + 84 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 145733184 + 5393433600 = 12072^2 + 73440^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 5539166784.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19996854 + ... + 19997130.

Almost surely, 2^5539166784 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5539166784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8055063900).

5539166784 is an abundant number, since it is smaller than the sum of its proper divisors (10570961016).

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

5539166784 is a wasteful number, since it uses less digits than its factorization.

5539166784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 677 (or 664 counting only the distinct ones).

The product of its digits is 5443200, while the sum is 54.

The square root of 5539166784 is about 74425.5788287871. The cubic root of 5539166784 is about 1769.3543331105.

The spelling of 5539166784 in words is "five billion, five hundred thirty-nine million, one hundred sixty-six thousand, seven hundred eighty-four".