568136816 has 20 divisors (see below), whose sum is σ = 1185439752. Its totient is φ = 262216896.

The previous prime is 568136797. The next prime is 568136819. The reversal of 568136816 is 618631865.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (568136819) 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 3 ways as a sum of consecutive naturals, for example, 1365506 + ... + 1365921.

Almost surely, 2^568136816 is an apocalyptic number.

It is an amenable number.

568136816 is an abundant number, since it is smaller than the sum of its proper divisors (617302936).

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

568136816 is a wasteful number, since it uses less digits than its factorization.

568136816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2731448 (or 2731442 counting only the distinct ones).

The product of its digits is 207360, while the sum is 44.

The square root of 568136816 is about 23835.6207387179. The cubic root of 568136816 is about 828.2300386921.

The spelling of 568136816 in words is "five hundred sixty-eight million, one hundred thirty-six thousand, eight hundred sixteen".