539732168928 has 144 divisors (see below), whose sum is σ = 1554052106880. Its totient is φ = 177663451392.

The previous prime is 539732168893. The next prime is 539732168933. The reversal of 539732168928 is 829861237935.

539732168928 is a `hidden beast` number, since 5 + 397 + 3 + 216 + 8 + 9 + 28 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 79333975 + ... + 79340777.

It is an arithmetic number, because the mean of its divisors is an integer number (10792028520).

Almost surely, 2^539732168928 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 539732168928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (777026053440).

539732168928 is an abundant number, since it is smaller than the sum of its proper divisors (1014319937952).

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

539732168928 is a wasteful number, since it uses less digits than its factorization.

539732168928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10221 (or 10210 counting only the distinct ones).

The product of its digits is 39191040, while the sum is 63.

The spelling of 539732168928 in words is "five hundred thirty-nine billion, seven hundred thirty-two million, one hundred sixty-eight thousand, nine hundred twenty-eight".