2066589801 has 16 divisors (see below), whose sum is σ = 3072678400. Its totient is φ = 1372747824.

The previous prime is 2066589799. The next prime is 2066589821. The reversal of 2066589801 is 1089856602.

2066589801 is a `hidden beast` number, since 2 + 0 + 66 + 589 + 8 + 0 + 1 = 666.

It is not a de Polignac number, because 2066589801 - 2¹ = 2066589799 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2066589821) 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 in 15 ways as a sum of consecutive naturals, for example, 130681 + ... + 145638.

It is an arithmetic number, because the mean of its divisors is an integer number (192042400).

Almost surely, 2^2066589801 is an apocalyptic number.

It is an amenable number.

2066589801 is a deficient number, since it is larger than the sum of its proper divisors (1006088599).

2066589801 is a wasteful number, since it uses less digits than its factorization.

2066589801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276605 (or 276599 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 45.

The square root of 2066589801 is about 45459.7602391390. The cubic root of 2066589801 is about 1273.7516528880.

The spelling of 2066589801 in words is "two billion, sixty-six million, five hundred eighty-nine thousand, eight hundred one".