144442873000 has 32 divisors (see below), whose sum is σ = 337996325160. Its totient is φ = 57777148800.

The previous prime is 144442872929. The next prime is 144442873033. The reversal of 144442873000 is 378244441.

It can be written as a sum of positive squares in 4 ways, for example, as 8831864484 + 135611008516 = 93978^2 + 368254^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72220437 + ... + 72222436.

Almost surely, 2^144442873000 is an apocalyptic number.

144442873000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

144442873000 is an abundant number, since it is smaller than the sum of its proper divisors (193553452160).

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

144442873000 is a wasteful number, since it uses less digits than its factorization.

144442873000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144442894 (or 144442880 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 37.

The spelling of 144442873000 in words is "one hundred forty-four billion, four hundred forty-two million, eight hundred seventy-three thousand".