2041111866 has 16 divisors (see below), whose sum is σ = 4086676800. Its totient is φ = 679628448.

The previous prime is 2041111859. The next prime is 2041111867. The reversal of 2041111866 is 6681111402.

It is a super-2 number, since 2×2041111866² = 8332275299052003912, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2041111867) 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 7 ways as a sum of consecutive naturals, for example, 179571 + ... + 190598.

It is an arithmetic number, because the mean of its divisors is an integer number (255417300).

Almost surely, 2^2041111866 is an apocalyptic number.

2041111866 is an abundant number, since it is smaller than the sum of its proper divisors (2045564934).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2041111866 is a wasteful number, since it uses less digits than its factorization.

2041111866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371093.

The product of its (nonzero) digits is 2304, while the sum is 30.

The square root of 2041111866 is about 45178.6660493645. Note that the first 3 decimals coincide. The cubic root of 2041111866 is about 1268.4955144064.

The spelling of 2041111866 in words is "two billion, forty-one million, one hundred eleven thousand, eight hundred sixty-six".