442423324244 has 12 divisors (see below), whose sum is σ = 844626346368. Its totient is φ = 201101511000.

The previous prime is 442423324237. The next prime is 442423324313.

It is a happy number.

442423324244 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×442423324244² (a number of 24 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 442423324198 and 442423324207.

It is a congruent number.

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, 5027537732 + ... + 5027537819.

It is an arithmetic number, because the mean of its divisors is an integer number (70385528864).

Almost surely, 2^442423324244 is an apocalyptic number.

442423324244 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

442423324244 is a deficient number, since it is larger than the sum of its proper divisors (402203022124).

442423324244 is a wasteful number, since it uses less digits than its factorization.

442423324244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10055075566 (or 10055075564 counting only the distinct ones).

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

It can be divided in two parts, 442423 and 324244, that added together give a palindrome (766667).

The spelling of 442423324244 in words is "four hundred forty-two billion, four hundred twenty-three million, three hundred twenty-four thousand, two hundred forty-four".