144243143423302 has 48 divisors (see below), whose sum is σ = 286554661682688. Its totient is φ = 52892825685120.

The previous prime is 144243143423219. The next prime is 144243143423303. The reversal of 144243143423302 is 203324341342441.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144243143423303) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1620446478 + ... + 1620535489.

It is an arithmetic number, because the mean of its divisors is an integer number (5969888785056).

Almost surely, 2^{144243143423302} is an apocalyptic number.

144243143423302 is a deficient number, since it is larger than the sum of its proper divisors (142311518259386).

144243143423302 is a wasteful number, since it uses less digits than its factorization.

144243143423302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3240982021 (or 3240982004 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 40.

Adding to 144243143423302 its reverse (203324341342441), we get a palindrome (347567484765743).

The spelling of 144243143423302 in words is "one hundred forty-four trillion, two hundred forty-three billion, one hundred forty-three million, four hundred twenty-three thousand, three hundred two".