568678125701243 has 2 divisors, whose sum is σ = 568678125701244. Its totient is φ = 568678125701242.

The previous prime is 568678125701171. The next prime is 568678125701251. The reversal of 568678125701243 is 342107521876865.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-568678125701243 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 568678125701243.

It is not a weakly prime, because it can be changed into another prime (568678125701843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 284339062850621 + 284339062850622.

It is an arithmetic number, because the mean of its divisors is an integer number (284339062850622).

Almost surely, 2^{568678125701243} is an apocalyptic number.

568678125701243 is a deficient number, since it is larger than the sum of its proper divisors (1).

568678125701243 is an equidigital number, since it uses as much as digits as its factorization.

568678125701243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 135475200, while the sum is 65.

The spelling of 568678125701243 in words is "five hundred sixty-eight trillion, six hundred seventy-eight billion, one hundred twenty-five million, seven hundred one thousand, two hundred forty-three".