12432244442444 has 12 divisors (see below), whose sum is σ = 21782863293744. Its totient is φ = 6208569215664.

The previous prime is 12432244442417. The next prime is 12432244442627. The reversal of 12432244442444 is 44424444223421.

It is a junction number, because it is equal to n+sod(n) for n = 12432244442395 and 12432244442404.

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, 1888247687 + ... + 1888254270.

It is an arithmetic number, because the mean of its divisors is an integer number (1815238607812).

Almost surely, 2^{12432244442444} is an apocalyptic number.

It is an amenable number.

12432244442444 is a deficient number, since it is larger than the sum of its proper divisors (9350618851300).

12432244442444 is a wasteful number, since it uses less digits than its factorization.

12432244442444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3776502784 (or 3776502782 counting only the distinct ones).

The product of its digits is 3145728, while the sum is 44.

Adding to 12432244442444 its reverse (44424444223421), we get a palindrome (56856688665865).

The spelling of 12432244442444 in words is "twelve trillion, four hundred thirty-two billion, two hundred forty-four million, four hundred forty-two thousand, four hundred forty-four".