9716864266 has 4 divisors (see below), whose sum is σ = 14575296402. Its totient is φ = 4858432132.

The previous prime is 9716864263. The next prime is 9716864279. The reversal of 9716864266 is 6624686179.

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

It can be written as a sum of positive squares in only one way, i.e., 5878442241 + 3838422025 = 76671^2 + 61955^2 .

It is not an unprimeable number, because it can be changed into a prime (9716864263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2429216065 + ... + 2429216068.

Almost surely, 2^9716864266 is an apocalyptic number.

9716864266 is a deficient number, since it is larger than the sum of its proper divisors (4858432136).

9716864266 is a wasteful number, since it uses less digits than its factorization.

9716864266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4858432135.

The product of its digits is 5225472, while the sum is 55.

The square root of 9716864266 is about 98574.1561769615. The cubic root of 9716864266 is about 2133.9064627171.

The spelling of 9716864266 in words is "nine billion, seven hundred sixteen million, eight hundred sixty-four thousand, two hundred sixty-six".