9966865308 has 96 divisors (see below), whose sum is σ = 24153292800. Its totient is φ = 3196879296.

The previous prime is 9966865303. The next prime is 9966865327. The reversal of 9966865308 is 8035686699.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9966865303) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20807413 + ... + 20807891.

It is an arithmetic number, because the mean of its divisors is an integer number (251596800).

Almost surely, 2^9966865308 is an apocalyptic number.

It is an amenable number.

9966865308 is an abundant number, since it is smaller than the sum of its proper divisors (14186427492).

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

9966865308 is a wasteful number, since it uses less digits than its factorization.

9966865308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1079 (or 1077 counting only the distinct ones).

The product of its (nonzero) digits is 16796160, while the sum is 60.

The square root of 9966865308 is about 99834.1890736836. The cubic root of 9966865308 is about 2152.0525059972.

The spelling of 9966865308 in words is "nine billion, nine hundred sixty-six million, eight hundred sixty-five thousand, three hundred eight".