442123321244 has 12 divisors (see below), whose sum is σ = 844053613368. Its totient is φ = 200965146000.

The previous prime is 442123321181. The next prime is 442123321271.

It is a happy number.

442123321244 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 442123321244.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5024128607 + ... + 5024128694.

It is an arithmetic number, because the mean of its divisors is an integer number (70337801114).

Almost surely, 2^442123321244 is an apocalyptic number.

442123321244 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

442123321244 is a deficient number, since it is larger than the sum of its proper divisors (401930292124).

442123321244 is a wasteful number, since it uses less digits than its factorization.

442123321244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10048257316 (or 10048257314 counting only the distinct ones).

The product of its digits is 36864, while the sum is 32.

It can be divided in two parts, 442123 and 321244, that added together give a palindrome (763367).

The spelling of 442123321244 in words is "four hundred forty-two billion, one hundred twenty-three million, three hundred twenty-one thousand, two hundred forty-four".