539768268 has 72 divisors (see below), whose sum is σ = 1485993600. Its totient is φ = 164203776.

The previous prime is 539768261. The next prime is 539768269. The reversal of 539768268 is 862867935.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (539768261) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 35173 + ... + 48131.

It is an arithmetic number, because the mean of its divisors is an integer number (20638800).

Almost surely, 2^539768268 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 539768268, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (742996800).

539768268 is an abundant number, since it is smaller than the sum of its proper divisors (946225332).

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

539768268 is a wasteful number, since it uses less digits than its factorization.

539768268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13071 (or 13066 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 54.

The square root of 539768268 is about 23232.9134634466. The cubic root of 539768268 is about 814.2087836040.

The spelling of 539768268 in words is "five hundred thirty-nine million, seven hundred sixty-eight thousand, two hundred sixty-eight".