8261704361 has 4 divisors (see below), whose sum is σ = 8261954772. Its totient is φ = 8261453952.

The previous prime is 8261704327. The next prime is 8261704369. The reversal of 8261704361 is 1634071628.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5117971600 + 3143732761 = 71540^2 + 56069^2 .

It is a cyclic number.

It is not a de Polignac number, because 8261704361 - 2¹⁰ = 8261703337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8261704369) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66560 + ... + 144753.

It is an arithmetic number, because the mean of its divisors is an integer number (2065488693).

Almost surely, 2^8261704361 is an apocalyptic number.

It is an amenable number.

8261704361 is a deficient number, since it is larger than the sum of its proper divisors (250411).

8261704361 is a wasteful number, since it uses less digits than its factorization.

8261704361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250410.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 8261704361 is about 90893.9181738800. The cubic root of 8261704361 is about 2021.5751170041.

Adding to 8261704361 its reverse (1634071628), we get a palindrome (9895775989).

The spelling of 8261704361 in words is "eight billion, two hundred sixty-one million, seven hundred four thousand, three hundred sixty-one".