1042444004242 has 8 divisors (see below), whose sum is σ = 1563671735100. Its totient is φ = 521220092544.

The previous prime is 1042444004219. The next prime is 1042444004321. The reversal of 1042444004242 is 2424004442401.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1042218433881 + 225570361 = 1020891^2 + 15019^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129867 + ... + 1449742.

Almost surely, 2^{1042444004242} is an apocalyptic number.

1042444004242 is a deficient number, since it is larger than the sum of its proper divisors (521227730858).

1042444004242 is a wasteful number, since it uses less digits than its factorization.

1042444004242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1909580.

The product of its (nonzero) digits is 32768, while the sum is 31.

Adding to 1042444004242 its reverse (2424004442401), we get a palindrome (3466448446643).

The spelling of 1042444004242 in words is "one trillion, forty-two billion, four hundred forty-four million, four thousand, two hundred forty-two".