9796396657 has 2 divisors, whose sum is σ = 9796396658. Its totient is φ = 9796396656.

The previous prime is 9796396651. The next prime is 9796396699. The reversal of 9796396657 is 7566936979.

9796396657 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6285952656 + 3510444001 = 79284^2 + 59249^2 .

It is a cyclic number.

It is not a de Polignac number, because 9796396657 - 2⁷ = 9796396529 is a prime.

It is a super-2 number, since 2×9796396657² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 9796396592 and 9796396601.

It is not a weakly prime, because it can be changed into another prime (9796396651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4898198328 + 4898198329.

It is an arithmetic number, because the mean of its divisors is an integer number (4898198329).

Almost surely, 2^9796396657 is an apocalyptic number.

It is an amenable number.

9796396657 is a deficient number, since it is larger than the sum of its proper divisors (1).

9796396657 is an equidigital number, since it uses as much as digits as its factorization.

9796396657 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 115736040, while the sum is 67.

The square root of 9796396657 is about 98976.7480623606. The cubic root of 9796396657 is about 2139.7126478962.

The spelling of 9796396657 in words is "nine billion, seven hundred ninety-six million, three hundred ninety-six thousand, six hundred fifty-seven".