442040313241 has 16 divisors (see below), whose sum is σ = 462034558080. Its totient is φ = 422480741760.

The previous prime is 442040313229. The next prime is 442040313259. The reversal of 442040313241 is 142313040244.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-442040313241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (442040313271) 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, 2807100 + ... + 2960386.

It is an arithmetic number, because the mean of its divisors is an integer number (28877159880).

Almost surely, 2^442040313241 is an apocalyptic number.

It is an amenable number.

442040313241 is a deficient number, since it is larger than the sum of its proper divisors (19994244839).

442040313241 is a wasteful number, since it uses less digits than its factorization.

442040313241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154704.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 442040313241 its reverse (142313040244), we get a palindrome (584353353485).

The spelling of 442040313241 in words is "four hundred forty-two billion, forty million, three hundred thirteen thousand, two hundred forty-one".