9688296649 has 2 divisors, whose sum is σ = 9688296650. Its totient is φ = 9688296648.

The previous prime is 9688296643. The next prime is 9688296661. The reversal of 9688296649 is 9466928869.

9688296649 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., 8435136649 + 1253160000 = 91843^2 + 35400^2 .

It is a cyclic number.

It is not a de Polignac number, because 9688296649 - 2²⁵ = 9654742217 is a prime.

It is not a weakly prime, because it can be changed into another prime (9688296643) 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, 4844148324 + 4844148325.

It is an arithmetic number, because the mean of its divisors is an integer number (4844148325).

Almost surely, 2^9688296649 is an apocalyptic number.

It is an amenable number.

9688296649 is a deficient number, since it is larger than the sum of its proper divisors (1).

9688296649 is an equidigital number, since it uses as much as digits as its factorization.

9688296649 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 80621568, while the sum is 67.

The square root of 9688296649 is about 98429.1453229174. The cubic root of 9688296649 is about 2131.8131789812.

The spelling of 9688296649 in words is "nine billion, six hundred eighty-eight million, two hundred ninety-six thousand, six hundred forty-nine".