144122433442 has 8 divisors (see below), whose sum is σ = 232813161756. Its totient is φ = 66518046192.

The previous prime is 144122433439. The next prime is 144122433461. The reversal of 144122433442 is 244334221441.

It can be written as a sum of positive squares in 2 ways, for example, as 122534302401 + 21588131041 = 350049^2 + 146929^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 144122433398 and 144122433407.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2771585233 + ... + 2771585284.

Almost surely, 2^144122433442 is an apocalyptic number.

144122433442 is a deficient number, since it is larger than the sum of its proper divisors (88690728314).

144122433442 is a wasteful number, since it uses less digits than its factorization.

144122433442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5543170532.

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

Adding to 144122433442 its reverse (244334221441), we get a palindrome (388456654883).

The spelling of 144122433442 in words is "one hundred forty-four billion, one hundred twenty-two million, four hundred thirty-three thousand, four hundred forty-two".