539120520 has 48 divisors (see below), whose sum is σ = 1752142860. Its totient is φ = 143765376.

The previous prime is 539120513. The next prime is 539120539. The reversal of 539120520 is 25021935.

539120520 is a `hidden beast` number, since 53 + 91 + 2 + 0 + 520 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 519566436 + 19554084 = 22794^2 + 4422^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 748419 + ... + 749138.

Almost surely, 2^539120520 is an apocalyptic number.

It is an amenable number.

539120520 is an abundant number, since it is smaller than the sum of its proper divisors (1213022340).

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

539120520 is a wasteful number, since it uses less digits than its factorization.

539120520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1497574 (or 1497567 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

The square root of 539120520 is about 23218.9689693578. The cubic root of 539120520 is about 813.8829566072.

The spelling of 539120520 in words is "five hundred thirty-nine million, one hundred twenty thousand, five hundred twenty".