163042351627 has 2 divisors, whose sum is σ = 163042351628. Its totient is φ = 163042351626.

The previous prime is 163042351621. The next prime is 163042351687. The reversal of 163042351627 is 726153240361.

It is a happy number.

163042351627 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 163042351627 - 2³¹ = 160894867979 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 163042351627.

It is not a weakly prime, because it can be changed into another prime (163042351621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81521175813 + 81521175814.

It is an arithmetic number, because the mean of its divisors is an integer number (81521175814).

Almost surely, 2^163042351627 is an apocalyptic number.

163042351627 is a deficient number, since it is larger than the sum of its proper divisors (1).

163042351627 is an equidigital number, since it uses as much as digits as its factorization.

163042351627 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 181440, while the sum is 40.

Adding to 163042351627 its reverse (726153240361), we get a palindrome (889195591988).

The spelling of 163042351627 in words is "one hundred sixty-three billion, forty-two million, three hundred fifty-one thousand, six hundred twenty-seven".