144424440404 has 12 divisors (see below), whose sum is σ = 252753613728. Its totient is φ = 72209122200.

The previous prime is 144424440401. The next prime is 144424440437. The reversal of 144424440404 is 404044424441.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144424440401) 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, 667982 + ... + 857349.

It is an arithmetic number, because the mean of its divisors is an integer number (21062801144).

Almost surely, 2^144424440404 is an apocalyptic number.

It is an amenable number.

144424440404 is a deficient number, since it is larger than the sum of its proper divisors (108329173324).

144424440404 is a wasteful number, since it uses less digits than its factorization.

144424440404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1549006 (or 1549004 counting only the distinct ones).

The product of its (nonzero) digits is 131072, while the sum is 35.

Adding to 144424440404 its reverse (404044424441), we get a palindrome (548468864845).

The spelling of 144424440404 in words is "one hundred forty-four billion, four hundred twenty-four million, four hundred forty thousand, four hundred four".