12442001044 has 48 divisors (see below), whose sum is σ = 24084922176. Its totient is φ = 5576832000.

The previous prime is 12442001027. The next prime is 12442001101. The reversal of 12442001044 is 44010024421.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1202694 + ... + 1212994.

It is an arithmetic number, because the mean of its divisors is an integer number (501769212).

Almost surely, 2^12442001044 is an apocalyptic number.

It is an amenable number.

12442001044 is a deficient number, since it is larger than the sum of its proper divisors (11642921132).

12442001044 is a wasteful number, since it uses less digits than its factorization.

12442001044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10696 (or 10694 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 12442001044 its reverse (44010024421), we get a palindrome (56452025465).

The spelling of 12442001044 in words is "twelve billion, four hundred forty-two million, one thousand, forty-four".