163144044526444 has 48 divisors (see below), whose sum is σ = 289075432262400. Its totient is φ = 80554770210816.

The previous prime is 163144044526439. The next prime is 163144044526493. The reversal of 163144044526444 is 444625440441361.

163144044526444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 163144044526391 and 163144044526400.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2251189042 + ... + 2251261510.

It is an arithmetic number, because the mean of its divisors is an integer number (6022404838800).

Almost surely, 2^{163144044526444} is an apocalyptic number.

It is an amenable number.

163144044526444 is a deficient number, since it is larger than the sum of its proper divisors (125931387735956).

163144044526444 is a wasteful number, since it uses less digits than its factorization.

163144044526444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85162 (or 85160 counting only the distinct ones).

The product of its (nonzero) digits is 17694720, while the sum is 52.

The spelling of 163144044526444 in words is "one hundred sixty-three trillion, one hundred forty-four billion, forty-four million, five hundred twenty-six thousand, four hundred forty-four".