2041017665 has 8 divisors (see below), whose sum is σ = 2449970088. Its totient is φ = 1632314880.

The previous prime is 2041017659. The next prime is 2041017691. The reversal of 2041017665 is 5667101402.

It can be written as a sum of positive squares in 4 ways, for example, as 751417744 + 1289599921 = 27412^2 + 35911^2 .

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

It is not a de Polignac number, because 2041017665 - 2²⁶ = 1973908801 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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, 43922 + ... + 77531.

It is an arithmetic number, because the mean of its divisors is an integer number (306246261).

Almost surely, 2^2041017665 is an apocalyptic number.

It is an amenable number.

2041017665 is a deficient number, since it is larger than the sum of its proper divisors (408952423).

2041017665 is a wasteful number, since it uses less digits than its factorization.

2041017665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124819.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 2041017665 is about 45177.6234988075. The cubic root of 2041017665 is about 1268.4759996530.

The spelling of 2041017665 in words is "two billion, forty-one million, seventeen thousand, six hundred sixty-five".