144442203323442 has 16 divisors (see below), whose sum is σ = 296692093313472. Its totient is φ = 46846119996720.

The previous prime is 144442203323417. The next prime is 144442203323459. The reversal of 144442203323442 is 244323302244441.

It is a junction number, because it is equal to n+sod(n) for n = 144442203323394 and 144442203323403.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 325320277534 + ... + 325320277977.

It is an arithmetic number, because the mean of its divisors is an integer number (18543255832092).

Almost surely, 2^{144442203323442} is an apocalyptic number.

144442203323442 is an abundant number, since it is smaller than the sum of its proper divisors (152249889990030).

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

144442203323442 is a wasteful number, since it uses less digits than its factorization.

144442203323442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 650640555553.

The product of its (nonzero) digits is 1769472, while the sum is 42.

Adding to 144442203323442 its reverse (244323302244441), we get a palindrome (388765505567883).

The spelling of 144442203323442 in words is "one hundred forty-four trillion, four hundred forty-two billion, two hundred three million, three hundred twenty-three thousand, four hundred forty-two".