144554664 has 16 divisors (see below), whose sum is σ = 361386720. Its totient is φ = 48184880.

The previous prime is 144554633. The next prime is 144554677. The reversal of 144554664 is 466455441.

144554664 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3011532 + ... + 3011579.

It is an arithmetic number, because the mean of its divisors is an integer number (22586670).

Almost surely, 2^144554664 is an apocalyptic number.

It is an amenable number.

144554664 is an abundant number, since it is smaller than the sum of its proper divisors (216832056).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

144554664 is a wasteful number, since it uses less digits than its factorization.

144554664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6023120 (or 6023116 counting only the distinct ones).

The product of its digits is 230400, while the sum is 39.

The square root of 144554664 is about 12023.0887878282. The cubic root of 144554664 is about 524.8203938913.

The spelling of 144554664 in words is "one hundred forty-four million, five hundred fifty-four thousand, six hundred sixty-four".