144400444342 has 48 divisors (see below), whose sum is σ = 272215190016. Its totient is φ = 56234732400.

The previous prime is 144400444271. The next prime is 144400444361. The reversal of 144400444342 is 243444004441.

It is a junction number, because it is equal to n+sod(n) for n = 144400444298 and 144400444307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4018917 + ... + 4054687.

It is an arithmetic number, because the mean of its divisors is an integer number (5671149792).

Almost surely, 2^144400444342 is an apocalyptic number.

144400444342 is a deficient number, since it is larger than the sum of its proper divisors (127814745674).

144400444342 is a wasteful number, since it uses less digits than its factorization.

144400444342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38185 (or 38174 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 34.

Adding to 144400444342 its reverse (243444004441), we get a palindrome (387844448783).

The spelling of 144400444342 in words is "one hundred forty-four billion, four hundred million, four hundred forty-four thousand, three hundred forty-two".