9666612263 has 8 divisors (see below), whose sum is σ = 12051880320. Its totient is φ = 7532425080.

The previous prime is 9666612257. The next prime is 9666612287. The reversal of 9666612263 is 3622166669.

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 9666612263 - 2¹² = 9666608167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9666612863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62770133 + ... + 62770286.

It is an arithmetic number, because the mean of its divisors is an integer number (1506485040).

Almost surely, 2^9666612263 is an apocalyptic number.

9666612263 is a deficient number, since it is larger than the sum of its proper divisors (2385268057).

9666612263 is a wasteful number, since it uses less digits than its factorization.

9666612263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125540437.

The product of its digits is 839808, while the sum is 47.

The square root of 9666612263 is about 98318.9313560720. The cubic root of 9666612263 is about 2130.2215131804.

The spelling of 9666612263 in words is "nine billion, six hundred sixty-six million, six hundred twelve thousand, two hundred sixty-three".