5666213763607 has 2 divisors, whose sum is σ = 5666213763608. Its totient is φ = 5666213763606.

The previous prime is 5666213763569. The next prime is 5666213763701. The reversal of 5666213763607 is 7063673126665.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5666213763607 - 2³⁹ = 5116457949719 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5666213763107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2833106881803 + 2833106881804.

It is an arithmetic number, because the mean of its divisors is an integer number (2833106881804).

Almost surely, 2^{5666213763607} is an apocalyptic number.

5666213763607 is a deficient number, since it is larger than the sum of its proper divisors (1).

5666213763607 is an equidigital number, since it uses as much as digits as its factorization.

5666213763607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34292160, while the sum is 58.

The spelling of 5666213763607 in words is "five trillion, six hundred sixty-six billion, two hundred thirteen million, seven hundred sixty-three thousand, six hundred seven".