144321344123442 has 16 divisors (see below), whose sum is σ = 291500536646592. Its totient is φ = 47630806641200.

The previous prime is 144321344123441. The next prime is 144321344123443. The reversal of 144321344123442 is 244321443123441.

It is an interprime number because it is at equal distance from previous prime (144321344123441) and next prime (144321344123443).

It is a junction number, because it is equal to n+sod(n) for n = 144321344123394 and 144321344123403.

It is not an unprimeable number, because it can be changed into a prime (144321344123441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119077015998 + ... + 119077017209.

It is an arithmetic number, because the mean of its divisors is an integer number (18218783540412).

Almost surely, 2^{144321344123442} is an apocalyptic number.

144321344123442 is an abundant number, since it is smaller than the sum of its proper divisors (147179192523150).

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

144321344123442 is a wasteful number, since it uses less digits than its factorization.

144321344123442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238154033313.

The product of its digits is 884736, while the sum is 42.

Adding to 144321344123442 its reverse (244321443123441), we get a palindrome (388642787246883).

The spelling of 144321344123442 in words is "one hundred forty-four trillion, three hundred twenty-one billion, three hundred forty-four million, one hundred twenty-three thousand, four hundred forty-two".