9666797320 has 64 divisors (see below), whose sum is σ = 22379797440. Its totient is φ = 3755808000.

The previous prime is 9666797299. The next prime is 9666797353. The reversal of 9666797320 is 237976669.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 295795 + ... + 326845.

It is an arithmetic number, because the mean of its divisors is an integer number (349684335).

Almost surely, 2^9666797320 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9666797320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11189898720).

9666797320 is an abundant number, since it is smaller than the sum of its proper divisors (12713000120).

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

9666797320 is a wasteful number, since it uses less digits than its factorization.

9666797320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31286 (or 31282 counting only the distinct ones).

The product of its (nonzero) digits is 5143824, while the sum is 55.

The square root of 9666797320 is about 98319.8724571996. The cubic root of 9666797320 is about 2130.2351067013.

The spelling of 9666797320 in words is "nine billion, six hundred sixty-six million, seven hundred ninety-seven thousand, three hundred twenty".