442231532461344 has 24 divisors (see below), whose sum is σ = 1160857772711280. Its totient is φ = 147410510820416.

The previous prime is 442231532461339. The next prime is 442231532461429. The reversal of 442231532461344 is 443164235132244.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 442231532461293 and 442231532461302.

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, 2303289231474 + ... + 2303289231665.

It is an arithmetic number, because the mean of its divisors is an integer number (48369073862970).

Almost surely, 2^{442231532461344} is an apocalyptic number.

It is an amenable number.

442231532461344 is an abundant number, since it is smaller than the sum of its proper divisors (718626240249936).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

442231532461344 is a wasteful number, since it uses less digits than its factorization.

442231532461344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4606578463152 (or 4606578463144 counting only the distinct ones).

The product of its digits is 6635520, while the sum is 48.

Adding to 442231532461344 its reverse (443164235132244), we get a palindrome (885395767593588).

The spelling of 442231532461344 in words is "four hundred forty-two trillion, two hundred thirty-one billion, five hundred thirty-two million, four hundred sixty-one thousand, three hundred forty-four".