163450340227 has 2 divisors, whose sum is σ = 163450340228. Its totient is φ = 163450340226.

The previous prime is 163450340171. The next prime is 163450340233. The reversal of 163450340227 is 722043054361.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 163450340227 - 2¹¹ = 163450338179 is a prime.

It is not a weakly prime, because it can be changed into another prime (163450340297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81725170113 + 81725170114.

It is an arithmetic number, because the mean of its divisors is an integer number (81725170114).

Almost surely, 2^163450340227 is an apocalyptic number.

163450340227 is a deficient number, since it is larger than the sum of its proper divisors (1).

163450340227 is an equidigital number, since it uses as much as digits as its factorization.

163450340227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120960, while the sum is 37.

Adding to 163450340227 its reverse (722043054361), we get a palindrome (885493394588).

The spelling of 163450340227 in words is "one hundred sixty-three billion, four hundred fifty million, three hundred forty thousand, two hundred twenty-seven".