166442466353144 has 16 divisors (see below), whose sum is σ = 312083816148720. Its totient is φ = 83220115380160.

The previous prime is 166442466353143. The next prime is 166442466353213. The reversal of 166442466353144 is 441353664244661.

166442466353144 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166442466353143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139091549 + ... + 140283084.

It is an arithmetic number, because the mean of its divisors is an integer number (19505238509295).

Almost surely, 2^{166442466353144} is an apocalyptic number.

It is an amenable number.

166442466353144 is a deficient number, since it is larger than the sum of its proper divisors (145641349795576).

166442466353144 is a wasteful number, since it uses less digits than its factorization.

166442466353144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279449110 (or 279449106 counting only the distinct ones).

The product of its digits is 119439360, while the sum is 59.

The spelling of 166442466353144 in words is "one hundred sixty-six trillion, four hundred forty-two billion, four hundred sixty-six million, three hundred fifty-three thousand, one hundred forty-four".