568039326493 has 4 divisors (see below), whose sum is σ = 601453404540. Its totient is φ = 534625248448.

The previous prime is 568039326487. The next prime is 568039326511. The reversal of 568039326493 is 394623930865.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 164818136484 + 403221190009 = 405978^2 + 634997^2 .

It is a cyclic number.

It is not a de Polignac number, because 568039326493 - 2⁹ = 568039325981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (568039326193) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16707038998 + ... + 16707039031.

It is an arithmetic number, because the mean of its divisors is an integer number (150363351135).

Almost surely, 2^568039326493 is an apocalyptic number.

It is an amenable number.

568039326493 is a deficient number, since it is larger than the sum of its proper divisors (33414078047).

568039326493 is a wasteful number, since it uses less digits than its factorization.

568039326493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33414078046.

The product of its (nonzero) digits is 25194240, while the sum is 58.

The spelling of 568039326493 in words is "five hundred sixty-eight billion, thirty-nine million, three hundred twenty-six thousand, four hundred ninety-three".