163450453610144 has 48 divisors (see below), whose sum is σ = 326204203026240. Its totient is φ = 80604962311680.

The previous prime is 163450453610141. The next prime is 163450453610159. The reversal of 163450453610144 is 441016354054361.

163450453610144 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (163450453610141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 323823437 + ... + 324327795.

It is an arithmetic number, because the mean of its divisors is an integer number (6795920896380).

Almost surely, 2^{163450453610144} is an apocalyptic number.

It is an amenable number.

163450453610144 is a deficient number, since it is larger than the sum of its proper divisors (162753749416096).

163450453610144 is a wasteful number, since it uses less digits than its factorization.

163450453610144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 643173 (or 643165 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 47.

The spelling of 163450453610144 in words is "one hundred sixty-three trillion, four hundred fifty billion, four hundred fifty-three million, six hundred ten thousand, one hundred forty-four".