4223340421144 has 64 divisors (see below), whose sum is σ = 8547277939200. Its totient is φ = 1944808742016.

The previous prime is 4223340421129. The next prime is 4223340421147. The reversal of 4223340421144 is 4411240433224.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4223340421147) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 101886487 + ... + 101927929.

It is an arithmetic number, because the mean of its divisors is an integer number (133551217800).

Almost surely, 2^{4223340421144} is an apocalyptic number.

It is an amenable number.

4223340421144 is an abundant number, since it is smaller than the sum of its proper divisors (4323937518056).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4223340421144 is a wasteful number, since it uses less digits than its factorization.

4223340421144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43664 (or 43660 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 34.

Adding to 4223340421144 its reverse (4411240433224), we get a palindrome (8634580854368).

The spelling of 4223340421144 in words is "four trillion, two hundred twenty-three billion, three hundred forty million, four hundred twenty-one thousand, one hundred forty-four".