539996688 has 240 divisors, whose sum is σ = 1946161152. Its totient is φ = 135648000.

The previous prime is 539996683. The next prime is 539996741. The reversal of 539996688 is 886699935.

539996688 is a `hidden beast` number, since 539 + 9 + 96 + 6 + 8 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (539996683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 342943 + ... + 344513.

Almost surely, 2^539996688 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 539996688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (973080576).

539996688 is an abundant number, since it is smaller than the sum of its proper divisors (1406164464).

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

539996688 is a wasteful number, since it uses less digits than its factorization.

539996688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1634 (or 1625 counting only the distinct ones).

The product of its digits is 25194240, while the sum is 63.

The square root of 539996688 is about 23237.8288142417. The cubic root of 539996688 is about 814.3236201323.

The spelling of 539996688 in words is "five hundred thirty-nine million, nine hundred ninety-six thousand, six hundred eighty-eight".