442042110133 has 8 divisors (see below), whose sum is σ = 476058666776. Its totient is φ = 408027456000.

The previous prime is 442042110119. The next prime is 442042110149. The reversal of 442042110133 is 331011240244.

It can be written as a sum of positive squares in 4 ways, for example, as 69188989444 + 372853120689 = 263038^2 + 610617^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-442042110133 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 442042110098 and 442042110107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442042110733) 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, 26593 + ... + 940633.

It is an arithmetic number, because the mean of its divisors is an integer number (59507333347).

Almost surely, 2^442042110133 is an apocalyptic number.

It is an amenable number.

442042110133 is a deficient number, since it is larger than the sum of its proper divisors (34016556643).

442042110133 is a wasteful number, since it uses less digits than its factorization.

442042110133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 951255.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 442042110133 its reverse (331011240244), we get a palindrome (773053350377).

The spelling of 442042110133 in words is "four hundred forty-two billion, forty-two million, one hundred ten thousand, one hundred thirty-three".