12044453444 has 12 divisors (see below), whose sum is σ = 21344601600. Its totient is φ = 5945995848.

The previous prime is 12044453429. The next prime is 12044453489. The reversal of 12044453444 is 44435444021.

It is a super-2 number, since 2×12044453444² (a number of 21 digits) contains 22 as substring.

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, 19057364 + ... + 19057995.

It is an arithmetic number, because the mean of its divisors is an integer number (1778716800).

Almost surely, 2^12044453444 is an apocalyptic number.

It is an amenable number.

12044453444 is a deficient number, since it is larger than the sum of its proper divisors (9300148156).

12044453444 is a wasteful number, since it uses less digits than its factorization.

12044453444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38115442 (or 38115440 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 35.

Adding to 12044453444 its reverse (44435444021), we get a palindrome (56479897465).

The spelling of 12044453444 in words is "twelve billion, forty-four million, four hundred fifty-three thousand, four hundred forty-four".