14421423001442 has 4 divisors (see below), whose sum is σ = 21632134502166. Its totient is φ = 7210711500720.

The previous prime is 14421423001421. The next prime is 14421423001471. The reversal of 14421423001442 is 24410032412441.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 10865863988281 + 3555559013161 = 3296341^2 + 1885619^2 .

It is a junction number, because it is equal to n+sod(n) for n = 14421423001399 and 14421423001408.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3605355750359 + ... + 3605355750362.

Almost surely, 2^{14421423001442} is an apocalyptic number.

14421423001442 is a deficient number, since it is larger than the sum of its proper divisors (7210711500724).

14421423001442 is an equidigital number, since it uses as much as digits as its factorization.

14421423001442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7210711500723.

The product of its (nonzero) digits is 24576, while the sum is 32.

Adding to 14421423001442 its reverse (24410032412441), we get a palindrome (38831455413883).

The spelling of 14421423001442 in words is "fourteen trillion, four hundred twenty-one billion, four hundred twenty-three million, one thousand, four hundred forty-two".