9658466977 has 2 divisors, whose sum is σ = 9658466978. Its totient is φ = 9658466976.

The previous prime is 9658466971. The next prime is 9658467017. The reversal of 9658466977 is 7796648569.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9621451921 + 37015056 = 98089^2 + 6084^2 .

It is an emirp because it is prime and its reverse (7796648569) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9658466977 - 2³ = 9658466969 is a prime.

It is not a weakly prime, because it can be changed into another prime (9658466971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4829233488 + 4829233489.

It is an arithmetic number, because the mean of its divisors is an integer number (4829233489).

Almost surely, 2^9658466977 is an apocalyptic number.

It is an amenable number.

9658466977 is a deficient number, since it is larger than the sum of its proper divisors (1).

9658466977 is an equidigital number, since it uses as much as digits as its factorization.

9658466977 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 137168640, while the sum is 67.

The square root of 9658466977 is about 98277.4998511867. The cubic root of 9658466977 is about 2129.6230222514.

The spelling of 9658466977 in words is "nine billion, six hundred fifty-eight million, four hundred sixty-six thousand, nine hundred seventy-seven".