12044144064 has 28 divisors (see below), whose sum is σ = 31866798344. Its totient is φ = 4014714624.

The previous prime is 12044144033. The next prime is 12044144069. The reversal of 12044144064 is 46044144021.

It is a super-2 number, since 2×12044144064² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12044144069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31364767 + ... + 31365150.

Almost surely, 2^12044144064 is an apocalyptic number.

It is an amenable number.

12044144064 is an abundant number, since it is smaller than the sum of its proper divisors (19822654280).

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

12044144064 is an equidigital number, since it uses as much as digits as its factorization.

12044144064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62729932 (or 62729922 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 30.

Adding to 12044144064 its reverse (46044144021), we get a palindrome (58088288085).

The spelling of 12044144064 in words is "twelve billion, forty-four million, one hundred forty-four thousand, sixty-four".