2066846971 has 8 divisors (see below), whose sum is σ = 2367751680. Its totient is φ = 1767352488.

The previous prime is 2066846963. The next prime is 2066846981. The reversal of 2066846971 is 1796486602.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2066846971 - 2³ = 2066846963 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2066846981) 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 in 7 ways as a sum of consecutive naturals, for example, 349411 + ... + 355276.

It is an arithmetic number, because the mean of its divisors is an integer number (295968960).

Almost surely, 2^2066846971 is an apocalyptic number.

2066846971 is a deficient number, since it is larger than the sum of its proper divisors (300904709).

2066846971 is an equidigital number, since it uses as much as digits as its factorization.

2066846971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 705113.

The product of its (nonzero) digits is 870912, while the sum is 49.

The square root of 2066846971 is about 45462.5886966415. The cubic root of 2066846971 is about 1273.8044866475.

The spelling of 2066846971 in words is "two billion, sixty-six million, eight hundred forty-six thousand, nine hundred seventy-one".