9697601608 has 8 divisors (see below), whose sum is σ = 18183003030. Its totient is φ = 4848800800.

The previous prime is 9697601597. The next prime is 9697601609. The reversal of 9697601608 is 8061067969.

It can be written as a sum of positive squares in only one way, i.e., 5642713924 + 4054887684 = 75118^2 + 63678^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (9697601609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 606100093 + ... + 606100108.

Almost surely, 2^9697601608 is an apocalyptic number.

It is an amenable number.

9697601608 is a deficient number, since it is larger than the sum of its proper divisors (8485401422).

9697601608 is a wasteful number, since it uses less digits than its factorization.

9697601608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1212200207 (or 1212200203 counting only the distinct ones).

The product of its (nonzero) digits is 979776, while the sum is 52.

The square root of 9697601608 is about 98476.4012746201. The cubic root of 9697601608 is about 2132.4954484523.

The spelling of 9697601608 in words is "nine billion, six hundred ninety-seven million, six hundred one thousand, six hundred eight".