144441140121424 has 40 divisors (see below), whose sum is σ = 285592284037800. Its totient is φ = 70753185036288.

The previous prime is 144441140121407. The next prime is 144441140121461. The reversal of 144441140121424 is 424121041144441.

It can be written as a sum of positive squares in 4 ways, for example, as 29465702645824 + 114975437475600 = 5428232^2 + 10722660^2 .

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, 414810397 + ... + 415158460.

It is an arithmetic number, because the mean of its divisors is an integer number (7139807100945).

Almost surely, 2^{144441140121424} is an apocalyptic number.

It is an amenable number.

144441140121424 is a deficient number, since it is larger than the sum of its proper divisors (141151143916376).

144441140121424 is a wasteful number, since it uses less digits than its factorization.

144441140121424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 829969087 (or 829969081 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 37.

Adding to 144441140121424 its reverse (424121041144441), we get a palindrome (568562181265865).

The spelling of 144441140121424 in words is "one hundred forty-four trillion, four hundred forty-one billion, one hundred forty million, one hundred twenty-one thousand, four hundred twenty-four".