11656656168463 has 2 divisors, whose sum is σ = 11656656168464. Its totient is φ = 11656656168462.

The previous prime is 11656656168431. The next prime is 11656656168533. The reversal of 11656656168463 is 36486165665611.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11656656168463 - 2⁵ = 11656656168431 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11656656168395 and 11656656168404.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11656656163463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5828328084231 + 5828328084232.

It is an arithmetic number, because the mean of its divisors is an integer number (5828328084232).

Almost surely, 2^{11656656168463} is an apocalyptic number.

11656656168463 is a deficient number, since it is larger than the sum of its proper divisors (1).

11656656168463 is an equidigital number, since it uses as much as digits as its factorization.

11656656168463 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 111974400, while the sum is 64.

The spelling of 11656656168463 in words is "eleven trillion, six hundred fifty-six billion, six hundred fifty-six million, one hundred sixty-eight thousand, four hundred sixty-three".