2066779113 has 16 divisors (see below), whose sum is σ = 3150201216. Its totient is φ = 1180707840.

The previous prime is 2066779109. The next prime is 2066779147. The reversal of 2066779113 is 3119776602.

It is not a de Polignac number, because 2066779113 - 2² = 2066779109 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2066779213) 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, 87603 + ... + 108663.

It is an arithmetic number, because the mean of its divisors is an integer number (196887576).

Almost surely, 2^2066779113 is an apocalyptic number.

It is an amenable number.

2066779113 is a deficient number, since it is larger than the sum of its proper divisors (1083422103).

2066779113 is a wasteful number, since it uses less digits than its factorization.

2066779113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25744.

The product of its (nonzero) digits is 95256, while the sum is 42.

The square root of 2066779113 is about 45461.8423845757. The cubic root of 2066779113 is about 1273.7905461265.

The spelling of 2066779113 in words is "two billion, sixty-six million, seven hundred seventy-nine thousand, one hundred thirteen".