442440110044442 has 8 divisors (see below), whose sum is σ = 663663312962100. Its totient is φ = 221219005723744.

The previous prime is 442440110044393. The next prime is 442440110044463. The reversal of 442440110044442 is 244440011044244.

It can be written as a sum of positive squares in 2 ways, for example, as 425432742292441 + 17007367752001 = 20626021^2 + 4123999^2 .

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

It is a super-2 number, since 2×442440110044442² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 442440110044396 and 442440110044405.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 524122067 + ... + 524965542.

Almost surely, 2^{442440110044442} is an apocalyptic number.

442440110044442 is a deficient number, since it is larger than the sum of its proper divisors (221223202917658).

442440110044442 is a wasteful number, since it uses less digits than its factorization.

442440110044442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1049298480.

The product of its (nonzero) digits is 262144, while the sum is 38.

Adding to 442440110044442 its reverse (244440011044244), we get a palindrome (686880121088686).

The spelling of 442440110044442 in words is "four hundred forty-two trillion, four hundred forty billion, one hundred ten million, forty-four thousand, four hundred forty-two".