6667066740073 has 2 divisors, whose sum is σ = 6667066740074. Its totient is φ = 6667066740072.

The previous prime is 6667066740053. The next prime is 6667066740079. The reversal of 6667066740073 is 3700476607666.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5899249172569 + 767817567504 = 2428837^2 + 876252^2 .

It is a cyclic number.

It is not a de Polignac number, because 6667066740073 - 2⁴¹ = 4468043484521 is a prime.

It is not a weakly prime, because it can be changed into another prime (6667066740079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3333533370036 + 3333533370037.

It is an arithmetic number, because the mean of its divisors is an integer number (3333533370037).

Almost surely, 2^{6667066740073} is an apocalyptic number.

It is an amenable number.

6667066740073 is a deficient number, since it is larger than the sum of its proper divisors (1).

6667066740073 is an equidigital number, since it uses as much as digits as its factorization.

6667066740073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32006016, while the sum is 58.

The spelling of 6667066740073 in words is "six trillion, six hundred sixty-seven billion, sixty-six million, seven hundred forty thousand, seventy-three".