404334441014242 has 4 divisors (see below), whose sum is σ = 606501661521366. Its totient is φ = 202167220507120.

The previous prime is 404334441014237. The next prime is 404334441014243. The reversal of 404334441014242 is 242410144433404.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 359060773312201 + 45273667702041 = 18948899^2 + 6728571^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 404334441014195 and 404334441014204.

It is not an unprimeable number, because it can be changed into a prime (404334441014243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101083610253559 + ... + 101083610253562.

Almost surely, 2^{404334441014242} is an apocalyptic number.

404334441014242 is a deficient number, since it is larger than the sum of its proper divisors (202167220507124).

404334441014242 is a wasteful number, since it uses less digits than its factorization.

404334441014242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202167220507123.

The product of its (nonzero) digits is 589824, while the sum is 40.

Adding to 404334441014242 its reverse (242410144433404), we get a palindrome (646744585447646).

The spelling of 404334441014242 in words is "four hundred four trillion, three hundred thirty-four billion, four hundred forty-one million, fourteen thousand, two hundred forty-two".