9697165660 has 384 divisors, whose sum is σ = 27659520000. Its totient is φ = 2828722176.

The previous prime is 9697165633. The next prime is 9697165661. The reversal of 9697165660 is 665617969.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9697165661) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 99970732 + ... + 99970828.

It is an arithmetic number, because the mean of its divisors is an integer number (72030000).

Almost surely, 2^9697165660 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 9697165660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13829760000).

9697165660 is an abundant number, since it is smaller than the sum of its proper divisors (17962354340).

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

9697165660 is a wasteful number, since it uses less digits than its factorization.

9697165660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218 (or 202 counting only the distinct ones).

The product of its (nonzero) digits is 3674160, while the sum is 55.

The square root of 9697165660 is about 98474.1877854293. The cubic root of 9697165660 is about 2132.4634930921.

The spelling of 9697165660 in words is "nine billion, six hundred ninety-seven million, one hundred sixty-five thousand, six hundred sixty".