1423044344442 has 16 divisors (see below), whose sum is σ = 3252672787392. Its totient is φ = 406584098400.

The previous prime is 1423044344441. The next prime is 1423044344549. The reversal of 1423044344442 is 2444434403241.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1423044344442.

It is not an unprimeable number, because it can be changed into a prime (1423044344441) 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, 16941004059 + ... + 16941004142.

It is an arithmetic number, because the mean of its divisors is an integer number (203292049212).

Almost surely, 2^{1423044344442} is an apocalyptic number.

1423044344442 is an abundant number, since it is smaller than the sum of its proper divisors (1829628442950).

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

1423044344442 is a wasteful number, since it uses less digits than its factorization.

1423044344442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33882008213.

The product of its (nonzero) digits is 589824, while the sum is 39.

Adding to 1423044344442 its reverse (2444434403241), we get a palindrome (3867478747683).

The spelling of 1423044344442 in words is "one trillion, four hundred twenty-three billion, forty-four million, three hundred forty-four thousand, four hundred forty-two".