163042544216144 has 40 divisors (see below), whose sum is σ = 322384237055520. Its totient is φ = 79856376859008.

The previous prime is 163042544216113. The next prime is 163042544216177. The reversal of 163042544216144 is 441612445240361.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 304882247 + ... + 305416550.

It is an arithmetic number, because the mean of its divisors is an integer number (8059605926388).

Almost surely, 2^{163042544216144} is an apocalyptic number.

It is an amenable number.

163042544216144 is a deficient number, since it is larger than the sum of its proper divisors (159341692839376).

163042544216144 is a wasteful number, since it uses less digits than its factorization.

163042544216144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 610299147 (or 610299141 counting only the distinct ones).

The product of its (nonzero) digits is 2211840, while the sum is 47.

The spelling of 163042544216144 in words is "one hundred sixty-three trillion, forty-two billion, five hundred forty-four million, two hundred sixteen thousand, one hundred forty-four".