9618214866 has 24 divisors (see below), whose sum is σ = 20829982320. Its totient is φ = 2959450416.

The previous prime is 9618214829. The next prime is 9618214877. The reversal of 9618214866 is 6684128169.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4741696 + ... + 4743723.

It is an arithmetic number, because the mean of its divisors is an integer number (867915930).

Almost surely, 2^9618214866 is an apocalyptic number.

9618214866 is an abundant number, since it is smaller than the sum of its proper divisors (11211767454).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9618214866 is a wasteful number, since it uses less digits than its factorization.

9618214866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9485450 (or 9485437 counting only the distinct ones).

The product of its digits is 995328, while the sum is 51.

The square root of 9618214866 is about 98072.4980104004. The cubic root of 9618214866 is about 2126.6604685253.

The spelling of 9618214866 in words is "nine billion, six hundred eighteen million, two hundred fourteen thousand, eight hundred sixty-six".