144354240243543 has 128 divisors (see below), whose sum is σ = 236141767065600. Its totient is φ = 77396910796800.

The previous prime is 144354240243529. The next prime is 144354240243547. The reversal of 144354240243543 is 345342042453441.

It is not a de Polignac number, because 144354240243543 - 2⁴ = 144354240243527 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 144354240243492 and 144354240243501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144354240243547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 133319323 + ... + 134397731.

It is an arithmetic number, because the mean of its divisors is an integer number (1844857555200).

Almost surely, 2^{144354240243543} is an apocalyptic number.

144354240243543 is a deficient number, since it is larger than the sum of its proper divisors (91787526822057).

144354240243543 is a wasteful number, since it uses less digits than its factorization.

144354240243543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1078693.

The product of its (nonzero) digits is 11059200, while the sum is 48.

Adding to 144354240243543 its reverse (345342042453441), we get a palindrome (489696282696984).

The spelling of 144354240243543 in words is "one hundred forty-four trillion, three hundred fifty-four billion, two hundred forty million, two hundred forty-three thousand, five hundred forty-three".