2066846413 has 2 divisors, whose sum is σ = 2066846414. Its totient is φ = 2066846412.

The previous prime is 2066846407. The next prime is 2066846489. The reversal of 2066846413 is 3146486602.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1619016169 + 447830244 = 40237^2 + 21162^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2066846413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2066816413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1033423206 + 1033423207.

It is an arithmetic number, because the mean of its divisors is an integer number (1033423207).

Almost surely, 2^2066846413 is an apocalyptic number.

It is an amenable number.

2066846413 is a deficient number, since it is larger than the sum of its proper divisors (1).

2066846413 is an equidigital number, since it uses as much as digits as its factorization.

2066846413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 165888, while the sum is 40.

The square root of 2066846413 is about 45462.5825597271. The cubic root of 2066846413 is about 1273.8043720151.

It can be divided in two parts, 20668 and 46413, that added together give a square (67081 = 259²).

The spelling of 2066846413 in words is "two billion, sixty-six million, eight hundred forty-six thousand, four hundred thirteen".