12442333043444 has 24 divisors (see below), whose sum is σ = 23058613234440. Its totient is φ = 5854275357696.

The previous prime is 12442333043431. The next prime is 12442333043477. The reversal of 12442333043444 is 44434033324421.

It can be written as a sum of positive squares in 4 ways, for example, as 7854006250000 + 4588326793444 = 2802500^2 + 2142038^2 .

It is a super-2 number, since 2×12442333043444² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14263817 + ... + 15110960.

It is an arithmetic number, because the mean of its divisors is an integer number (960775551435).

Almost surely, 2^{12442333043444} is an apocalyptic number.

It is an amenable number.

12442333043444 is a deficient number, since it is larger than the sum of its proper divisors (10616280190996).

12442333043444 is a wasteful number, since it uses less digits than its factorization.

12442333043444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29381027 (or 29381025 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 41.

Adding to 12442333043444 its reverse (44434033324421), we get a palindrome (56876366367865).

The spelling of 12442333043444 in words is "twelve trillion, four hundred forty-two billion, three hundred thirty-three million, forty-three thousand, four hundred forty-four".