442211015344242 has 16 divisors (see below), whose sum is σ = 884451647027520. Its totient is φ = 147398735724912.

The previous prime is 442211015344229. The next prime is 442211015344249. The reversal of 442211015344242 is 242443510112244.

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 442211015344242.

It is not an unprimeable number, because it can be changed into a prime (442211015344249) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1233820017 + ... + 1234178372.

It is an arithmetic number, because the mean of its divisors is an integer number (55278227939220).

Almost surely, 2^{442211015344242} is an apocalyptic number.

442211015344242 is an abundant number, since it is smaller than the sum of its proper divisors (442240631683278).

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

442211015344242 is a wasteful number, since it uses less digits than its factorization.

442211015344242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2468028257.

The product of its (nonzero) digits is 245760, while the sum is 39.

Adding to 442211015344242 its reverse (242443510112244), we get a palindrome (684654525456486).

The spelling of 442211015344242 in words is "four hundred forty-two trillion, two hundred eleven billion, fifteen million, three hundred forty-four thousand, two hundred forty-two".