2066849059 has 4 divisors (see below), whose sum is σ = 2254744440. Its totient is φ = 1878953680.

The previous prime is 2066849039. The next prime is 2066849063. The reversal of 2066849059 is 9509486602.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2066849059 - 2²³ = 2058460451 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2066849039) 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 3 ways as a sum of consecutive naturals, for example, 93947674 + ... + 93947695.

It is an arithmetic number, because the mean of its divisors is an integer number (563686110).

Almost surely, 2^2066849059 is an apocalyptic number.

2066849059 is a deficient number, since it is larger than the sum of its proper divisors (187895381).

2066849059 is a wasteful number, since it uses less digits than its factorization.

2066849059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187895380.

The product of its (nonzero) digits is 933120, while the sum is 49.

The square root of 2066849059 is about 45462.6116605723. The cubic root of 2066849059 is about 1273.8049155944.

The spelling of 2066849059 in words is "two billion, sixty-six million, eight hundred forty-nine thousand, fifty-nine".