442342243244 has 12 divisors (see below), whose sum is σ = 844471555368. Its totient is φ = 201064656000.

The previous prime is 442342243207. The next prime is 442342243261.

It is a happy number.

442342243244 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 442342243198 and 442342243207.

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, 5026616357 + ... + 5026616444.

It is an arithmetic number, because the mean of its divisors is an integer number (70372629614).

Almost surely, 2^442342243244 is an apocalyptic number.

442342243244 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

442342243244 is a deficient number, since it is larger than the sum of its proper divisors (402129312124).

442342243244 is a wasteful number, since it uses less digits than its factorization.

442342243244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10053232816 (or 10053232814 counting only the distinct ones).

The product of its digits is 589824, while the sum is 38.

It can be divided in two parts, 442342 and 243244, that added together give a palindrome (685586).

The spelling of 442342243244 in words is "four hundred forty-two billion, three hundred forty-two million, two hundred forty-three thousand, two hundred forty-four".