539995968 has 84 divisors (see below), whose sum is σ = 1567525440. Its totient is φ = 177705216.

The previous prime is 539995961. The next prime is 539995987. The reversal of 539995968 is 869599935.

539995968 is a `hidden beast` number, since 5 + 39 + 9 + 9 + 596 + 8 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (539995961) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 39571 + ... + 51437.

Almost surely, 2^539995968 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 539995968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (783762720).

539995968 is an abundant number, since it is smaller than the sum of its proper divisors (1027529472).

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

539995968 is a wasteful number, since it uses less digits than its factorization.

539995968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11964 (or 11951 counting only the distinct ones).

The product of its digits is 23619600, while the sum is 63.

The square root of 539995968 is about 23237.8133222556. The cubic root of 539995968 is about 814.3232582083.

The spelling of 539995968 in words is "five hundred thirty-nine million, nine hundred ninety-five thousand, nine hundred sixty-eight".