9523652666 has 16 divisors (see below), whose sum is σ = 16005353760. Its totient is φ = 4211934480.

The previous prime is 9523652639. The next prime is 9523652669. The reversal of 9523652666 is 6662563259.

It is not an unprimeable number, because it can be changed into a prime (9523652669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5849096 + ... + 5850723.

It is an arithmetic number, because the mean of its divisors is an integer number (1000334610).

Almost surely, 2^9523652666 is an apocalyptic number.

9523652666 is a deficient number, since it is larger than the sum of its proper divisors (6481701094).

9523652666 is a wasteful number, since it uses less digits than its factorization.

9523652666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11699869.

The product of its digits is 3499200, while the sum is 50.

The square root of 9523652666 is about 97589.2036344185. The cubic root of 9523652666 is about 2119.6680287419.

The spelling of 9523652666 in words is "nine billion, five hundred twenty-three million, six hundred fifty-two thousand, six hundred sixty-six".