2066754806 has 16 divisors (see below), whose sum is σ = 3186812544. Its totient is φ = 1004534784.

The previous prime is 2066754731. The next prime is 2066754827. The reversal of 2066754806 is 6084576602.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 73211 + ... + 97433.

It is an arithmetic number, because the mean of its divisors is an integer number (199175784).

Almost surely, 2^2066754806 is an apocalyptic number.

2066754806 is a deficient number, since it is larger than the sum of its proper divisors (1120057738).

2066754806 is a wasteful number, since it uses less digits than its factorization.

2066754806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25415.

The product of its (nonzero) digits is 483840, while the sum is 44.

The square root of 2066754806 is about 45461.5750497054. The cubic root of 2066754806 is about 1273.7855525033.

The spelling of 2066754806 in words is "two billion, sixty-six million, seven hundred fifty-four thousand, eight hundred six".