555061555163 has 2 divisors, whose sum is σ = 555061555164. Its totient is φ = 555061555162.

The previous prime is 555061555063. The next prime is 555061555207. The reversal of 555061555163 is 361555160555.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 555061555163 - 2⁸ = 555061554907 is a prime.

It is not a weakly prime, because it can be changed into another prime (555061555063) 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, 277530777581 + 277530777582.

It is an arithmetic number, because the mean of its divisors is an integer number (277530777582).

Almost surely, 2^555061555163 is an apocalyptic number.

555061555163 is a deficient number, since it is larger than the sum of its proper divisors (1).

555061555163 is an equidigital number, since it uses as much as digits as its factorization.

555061555163 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1687500, while the sum is 47.

The spelling of 555061555163 in words is "five hundred fifty-five billion, sixty-one million, five hundred fifty-five thousand, one hundred sixty-three".