5666564747 has 2 divisors, whose sum is σ = 5666564748. Its totient is φ = 5666564746.

The previous prime is 5666564723. The next prime is 5666564759. The reversal of 5666564747 is 7474656665.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5666564747 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5666564692 and 5666564701.

It is not a weakly prime, because it can be changed into another prime (5666567747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2833282373 + 2833282374.

It is an arithmetic number, because the mean of its divisors is an integer number (2833282374).

Almost surely, 2^5666564747 is an apocalyptic number.

5666564747 is a deficient number, since it is larger than the sum of its proper divisors (1).

5666564747 is an equidigital number, since it uses as much as digits as its factorization.

5666564747 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25401600, while the sum is 56.

The square root of 5666564747 is about 75276.5883060597. The cubic root of 5666564747 is about 1782.8163918113.

The spelling of 5666564747 in words is "five billion, six hundred sixty-six million, five hundred sixty-four thousand, seven hundred forty-seven".