163504110442 has 8 divisors (see below), whose sum is σ = 247784580036. Its totient is φ = 80909250432.

The previous prime is 163504110437. The next prime is 163504110449. The reversal of 163504110442 is 244011405361.

163504110442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 149311915281 + 14192195161 = 386409^2 + 119131^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (163504110449) 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 in 3 ways as a sum of consecutive naturals, for example, 421402153 + ... + 421402540.

Almost surely, 2^163504110442 is an apocalyptic number.

163504110442 is a deficient number, since it is larger than the sum of its proper divisors (84280469594).

163504110442 is an equidigital number, since it uses as much as digits as its factorization.

163504110442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 842804792.

The product of its (nonzero) digits is 11520, while the sum is 31.

The spelling of 163504110442 in words is "one hundred sixty-three billion, five hundred four million, one hundred ten thousand, four hundred forty-two".