442421410301444 has 48 divisors (see below), whose sum is σ = 886403406784896. Its totient is φ = 189274772736000.

The previous prime is 442421410301443. The next prime is 442421410301543. The reversal of 442421410301444 is 444103014124244.

It is a junction number, because it is equal to n+sod(n) for n = 442421410301398 and 442421410301407.

It is not an unprimeable number, because it can be changed into a prime (442421410301443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2105530532 + ... + 2105740644.

It is an arithmetic number, because the mean of its divisors is an integer number (18466737641352).

Almost surely, 2^{442421410301444} is an apocalyptic number.

It is an amenable number.

442421410301444 is an abundant number, since it is smaller than the sum of its proper divisors (443981996483452).

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

442421410301444 is a wasteful number, since it uses less digits than its factorization.

442421410301444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342396 (or 342394 counting only the distinct ones).

The product of its (nonzero) digits is 196608, while the sum is 38.

Adding to 442421410301444 its reverse (444103014124244), we get a palindrome (886524424425688).

The spelling of 442421410301444 in words is "four hundred forty-two trillion, four hundred twenty-one billion, four hundred ten million, three hundred one thousand, four hundred forty-four".