516068644 has 24 divisors (see below), whose sum is σ = 1111533248. Its totient is φ = 204158880.

The previous prime is 516068617. The next prime is 516068647. The reversal of 516068644 is 446860615.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 516068597 and 516068606.

It is not an unprimeable number, because it can be changed into a prime (516068647) 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 7 ways as a sum of consecutive naturals, for example, 708522 + ... + 709249.

Almost surely, 2^516068644 is an apocalyptic number.

It is an amenable number.

516068644 is an abundant number, since it is smaller than the sum of its proper divisors (595464604).

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

516068644 is a wasteful number, since it uses less digits than its factorization.

516068644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1417795 (or 1417793 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 40.

The square root of 516068644 is about 22717.1442747543. The cubic root of 516068644 is about 802.1134969131.

The spelling of 516068644 in words is "five hundred sixteen million, sixty-eight thousand, six hundred forty-four".