2066808071 has 8 divisors (see below), whose sum is σ = 2072304000. Its totient is φ = 2061320800.

The previous prime is 2066808067. The next prime is 2066808137. The reversal of 2066808071 is 1708086602.

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 2066808071 - 2² = 2066808067 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2066808061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 860330 + ... + 862728.

It is an arithmetic number, because the mean of its divisors is an integer number (259038000).

Almost surely, 2^2066808071 is an apocalyptic number.

2066808071 is a deficient number, since it is larger than the sum of its proper divisors (5495929).

2066808071 is a wasteful number, since it uses less digits than its factorization.

2066808071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4329.

The product of its (nonzero) digits is 32256, while the sum is 38.

The square root of 2066808071 is about 45462.1608703326. The cubic root of 2066808071 is about 1273.7964951987.

The spelling of 2066808071 in words is "two billion, sixty-six million, eight hundred eight thousand, seventy-one".