442242012134 has 16 divisors (see below), whose sum is σ = 714437010672. Its totient is φ = 204098535648.

The previous prime is 442242012101. The next prime is 442242012139. The reversal of 442242012134 is 431210242244.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 442242012097 and 442242012106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442242012139) 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, 131504 + ... + 949619.

It is an arithmetic number, because the mean of its divisors is an integer number (44652313167).

Almost surely, 2^442242012134 is an apocalyptic number.

442242012134 is a deficient number, since it is larger than the sum of its proper divisors (272194998538).

442242012134 is a wasteful number, since it uses less digits than its factorization.

442242012134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1096871.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 442242012134 its reverse (431210242244), we get a palindrome (873452254378).

The spelling of 442242012134 in words is "four hundred forty-two billion, two hundred forty-two million, twelve thousand, one hundred thirty-four".