568434881436813 has 16 divisors (see below), whose sum is σ = 842131915732800. Its totient is φ = 378953813169360.

The previous prime is 568434881436803. The next prime is 568434881436853. The reversal of 568434881436813 is 318634188434865.

568434881436813 is a `hidden beast` number, since 5 + 6 + 8 + 4 + 34 + 8 + 81 + 436 + 81 + 3 = 666.

It is not a de Polignac number, because 568434881436813 - 2¹³ = 568434881428621 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (568434881436803) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73308703 + ... + 80690988.

It is an arithmetic number, because the mean of its divisors is an integer number (52633244733300).

Almost surely, 2^{568434881436813} is an apocalyptic number.

It is an amenable number.

568434881436813 is a deficient number, since it is larger than the sum of its proper divisors (273697034295987).

568434881436813 is a wasteful number, since it uses less digits than its factorization.

568434881436813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154136409 (or 154136403 counting only the distinct ones).

The product of its digits is 1274019840, while the sum is 72.

The spelling of 568434881436813 in words is "five hundred sixty-eight trillion, four hundred thirty-four billion, eight hundred eighty-one million, four hundred thirty-six thousand, eight hundred thirteen".