11546545550563 has 2 divisors, whose sum is σ = 11546545550564. Its totient is φ = 11546545550562.

The previous prime is 11546545550489. The next prime is 11546545550671. The reversal of 11546545550563 is 36505554564511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11546545550563 - 2²⁹ = 11546008679651 is a prime.

It is not a weakly prime, because it can be changed into another prime (11546545500563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5773272775281 + 5773272775282.

It is an arithmetic number, because the mean of its divisors is an integer number (5773272775282).

Almost surely, 2^{11546545550563} is an apocalyptic number.

11546545550563 is a deficient number, since it is larger than the sum of its proper divisors (1).

11546545550563 is an equidigital number, since it uses as much as digits as its factorization.

11546545550563 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27000000, while the sum is 55.

The spelling of 11546545550563 in words is "eleven trillion, five hundred forty-six billion, five hundred forty-five million, five hundred fifty thousand, five hundred sixty-three".