2000816705 has 8 divisors (see below), whose sum is σ = 2409649512. Its totient is φ = 1594873728.

The previous prime is 2000816681. The next prime is 2000816711. The reversal of 2000816705 is 5076180002.

2000816705 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 17272336 + 1983544369 = 4156^2 + 44537^2 .

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 2000816705 - 2²⁰ = 1999768129 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 720932 + ... + 723701.

It is an arithmetic number, because the mean of its divisors is an integer number (301206189).

Almost surely, 2^2000816705 is an apocalyptic number.

It is an amenable number.

2000816705 is a deficient number, since it is larger than the sum of its proper divisors (408832807).

2000816705 is a wasteful number, since it uses less digits than its factorization.

2000816705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1444915.

The product of its (nonzero) digits is 3360, while the sum is 29.

The square root of 2000816705 is about 44730.4896575032. The cubic root of 2000816705 is about 1260.0925238599.

Adding to 2000816705 its reverse (5076180002), we get a palindrome (7076996707).

The spelling of 2000816705 in words is "two billion, eight hundred sixteen thousand, seven hundred five".