144321440525144 has 8 divisors (see below), whose sum is σ = 270602700984660. Its totient is φ = 72160720262568.

The previous prime is 144321440525081. The next prime is 144321440525231. The reversal of 144321440525144 is 441525044123441.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 144321440525095 and 144321440525104.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9020090032814 + ... + 9020090032829.

Almost surely, 2^{144321440525144} is an apocalyptic number.

It is an amenable number.

144321440525144 is a deficient number, since it is larger than the sum of its proper divisors (126281260459516).

144321440525144 is a wasteful number, since it uses less digits than its factorization.

144321440525144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18040180065649 (or 18040180065645 counting only the distinct ones).

The product of its (nonzero) digits is 1228800, while the sum is 44.

Adding to 144321440525144 its reverse (441525044123441), we get a palindrome (585846484648585).

The spelling of 144321440525144 in words is "one hundred forty-four trillion, three hundred twenty-one billion, four hundred forty million, five hundred twenty-five thousand, one hundred forty-four".