2106775066 has 32 divisors (see below), whose sum is σ = 3564495360. Its totient is φ = 925214400.

The previous prime is 2106775061. The next prime is 2106775087. The reversal of 2106775066 is 6605776012.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2106775061) 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, 481360 + ... + 485716.

It is an arithmetic number, because the mean of its divisors is an integer number (111390480).

Almost surely, 2^2106775066 is an apocalyptic number.

2106775066 is a deficient number, since it is larger than the sum of its proper divisors (1457720294).

2106775066 is a wasteful number, since it uses less digits than its factorization.

2106775066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5110.

The product of its (nonzero) digits is 105840, while the sum is 40.

The square root of 2106775066 is about 45899.6194537602. The cubic root of 2106775066 is about 1281.9548308296.

The spelling of 2106775066 in words is "two billion, one hundred six million, seven hundred seventy-five thousand, sixty-six".