9663782460877 has 2 divisors, whose sum is σ = 9663782460878. Its totient is φ = 9663782460876.

The previous prime is 9663782460863. The next prime is 9663782460887. The reversal of 9663782460877 is 7780642873669.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5143306908996 + 4520475551881 = 2267886^2 + 2126141^2 .

It is a cyclic number.

It is not a de Polignac number, because 9663782460877 - 2⁷ = 9663782460749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9663782460847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4831891230438 + 4831891230439.

It is an arithmetic number, because the mean of its divisors is an integer number (4831891230439).

Almost surely, 2^{9663782460877} is an apocalyptic number.

It is an amenable number.

9663782460877 is a deficient number, since it is larger than the sum of its proper divisors (1).

9663782460877 is an equidigital number, since it uses as much as digits as its factorization.

9663782460877 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1024192512, while the sum is 73.

The spelling of 9663782460877 in words is "nine trillion, six hundred sixty-three billion, seven hundred eighty-two million, four hundred sixty thousand, eight hundred seventy-seven".