18055416163 has 2 divisors, whose sum is σ = 18055416164. Its totient is φ = 18055416162.

The previous prime is 18055416143. The next prime is 18055416217. The reversal of 18055416163 is 36161455081.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 18055416163 - 2¹³ = 18055407971 is a prime.

It is not a weakly prime, because it can be changed into another prime (18055416133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9027708081 + 9027708082.

It is an arithmetic number, because the mean of its divisors is an integer number (9027708082).

Almost surely, 2^18055416163 is an apocalyptic number.

18055416163 is a deficient number, since it is larger than the sum of its proper divisors (1).

18055416163 is an equidigital number, since it uses as much as digits as its factorization.

18055416163 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 86400, while the sum is 40.

The spelling of 18055416163 in words is "eighteen billion, fifty-five million, four hundred sixteen thousand, one hundred sixty-three".