6664655341 has 2 divisors, whose sum is σ = 6664655342. Its totient is φ = 6664655340.

The previous prime is 6664655323. The next prime is 6664655351. The reversal of 6664655341 is 1435564666.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4061512900 + 2603142441 = 63730^2 + 51021^2 .

It is a cyclic number.

It is not a de Polignac number, because 6664655341 - 2¹³ = 6664647149 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6664655291 and 6664655300.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6664655351) 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, 3332327670 + 3332327671.

It is an arithmetic number, because the mean of its divisors is an integer number (3332327671).

Almost surely, 2^6664655341 is an apocalyptic number.

It is an amenable number.

6664655341 is a deficient number, since it is larger than the sum of its proper divisors (1).

6664655341 is an equidigital number, since it uses as much as digits as its factorization.

6664655341 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1555200, while the sum is 46.

The square root of 6664655341 is about 81637.3403596663. The cubic root of 6664655341 is about 1881.8827657326.

The spelling of 6664655341 in words is "six billion, six hundred sixty-four million, six hundred fifty-five thousand, three hundred forty-one".