8763553663 has 2 divisors, whose sum is σ = 8763553664. Its totient is φ = 8763553662.

The previous prime is 8763553607. The next prime is 8763553727. The reversal of 8763553663 is 3663553678.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8763553663 - 2⁹ = 8763553151 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8763553663.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8763553163) 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, 4381776831 + 4381776832.

It is an arithmetic number, because the mean of its divisors is an integer number (4381776832).

Almost surely, 2^8763553663 is an apocalyptic number.

8763553663 is a deficient number, since it is larger than the sum of its proper divisors (1).

8763553663 is an equidigital number, since it uses as much as digits as its factorization.

8763553663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8164800, while the sum is 52.

The square root of 8763553663 is about 93613.8540121066. The cubic root of 8763553663 is about 2061.7060726747.

The spelling of 8763553663 in words is "eight billion, seven hundred sixty-three million, five hundred fifty-three thousand, six hundred sixty-three".