9796908647 has 2 divisors, whose sum is σ = 9796908648. Its totient is φ = 9796908646.

The previous prime is 9796908629. The next prime is 9796908661. The reversal of 9796908647 is 7468096979.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9796908647 - 2³² = 5501941351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9796908617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4898454323 + 4898454324.

It is an arithmetic number, because the mean of its divisors is an integer number (4898454324).

Almost surely, 2^9796908647 is an apocalyptic number.

9796908647 is a deficient number, since it is larger than the sum of its proper divisors (1).

9796908647 is an equidigital number, since it uses as much as digits as its factorization.

9796908647 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41150592, while the sum is 65.

The square root of 9796908647 is about 98979.3344441152. The cubic root of 9796908647 is about 2139.7499232480.

The spelling of 9796908647 in words is "nine billion, seven hundred ninety-six million, nine hundred eight thousand, six hundred forty-seven".