2041166689 has 8 divisors (see below), whose sum is σ = 2075675432. Its totient is φ = 2006691840.

The previous prime is 2041166683. The next prime is 2041166747. The reversal of 2041166689 is 9866611402.

It can be written as a sum of positive squares in 4 ways, for example, as 138462289 + 1902704400 = 11767^2 + 43620^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2041166689 - 2⁵ = 2041166657 is a prime.

It is a super-2 number, since 2×2041166689² = 8332722904566445442, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2041166683) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132577 + ... + 147169.

It is an arithmetic number, because the mean of its divisors is an integer number (259459429).

Almost surely, 2^2041166689 is an apocalyptic number.

It is an amenable number.

2041166689 is a deficient number, since it is larger than the sum of its proper divisors (34508743).

2041166689 is a wasteful number, since it uses less digits than its factorization.

2041166689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16947.

The product of its (nonzero) digits is 124416, while the sum is 43.

The square root of 2041166689 is about 45179.2727807786. The cubic root of 2041166689 is about 1268.5068713059.

The spelling of 2041166689 in words is "two billion, forty-one million, one hundred sixty-six thousand, six hundred eighty-nine".