5521678130663 has 2 divisors, whose sum is σ = 5521678130664. Its totient is φ = 5521678130662.

The previous prime is 5521678130659. The next prime is 5521678130681. The reversal of 5521678130663 is 3660318761255.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5521678130663 - 2² = 5521678130659 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5524678130663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2760839065331 + 2760839065332.

It is an arithmetic number, because the mean of its divisors is an integer number (2760839065332).

Almost surely, 2^{5521678130663} is an apocalyptic number.

5521678130663 is a deficient number, since it is larger than the sum of its proper divisors (1).

5521678130663 is an equidigital number, since it uses as much as digits as its factorization.

5521678130663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5443200, while the sum is 53.

The spelling of 5521678130663 in words is "five trillion, five hundred twenty-one billion, six hundred seventy-eight million, one hundred thirty thousand, six hundred sixty-three".