2066253467573 has 2 divisors, whose sum is σ = 2066253467574. Its totient is φ = 2066253467572.

The previous prime is 2066253467549. The next prime is 2066253467587. The reversal of 2066253467573 is 3757643526602.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1792658565604 + 273594901969 = 1338902^2 + 523063^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2066253467573 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2066253467543) 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, 1033126733786 + 1033126733787.

It is an arithmetic number, because the mean of its divisors is an integer number (1033126733787).

Almost surely, 2^{2066253467573} is an apocalyptic number.

It is an amenable number.

2066253467573 is a deficient number, since it is larger than the sum of its proper divisors (1).

2066253467573 is an equidigital number, since it uses as much as digits as its factorization.

2066253467573 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38102400, while the sum is 56.

The spelling of 2066253467573 in words is "two trillion, sixty-six billion, two hundred fifty-three million, four hundred sixty-seven thousand, five hundred seventy-three".