4668321030661 has 2 divisors, whose sum is σ = 4668321030662. Its totient is φ = 4668321030660.

The previous prime is 4668321030643. The next prime is 4668321030683. The reversal of 4668321030661 is 1660301238664.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3708301233025 + 960019797636 = 1925695^2 + 979806^2 .

It is a cyclic number.

It is not a de Polignac number, because 4668321030661 - 2⁵ = 4668321030629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4668321030641) 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, 2334160515330 + 2334160515331.

It is an arithmetic number, because the mean of its divisors is an integer number (2334160515331).

Almost surely, 2^{4668321030661} is an apocalyptic number.

It is an amenable number.

4668321030661 is a deficient number, since it is larger than the sum of its proper divisors (1).

4668321030661 is an equidigital number, since it uses as much as digits as its factorization.

4668321030661 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 746496, while the sum is 46.

The spelling of 4668321030661 in words is "four trillion, six hundred sixty-eight billion, three hundred twenty-one million, thirty thousand, six hundred sixty-one".