12044543344551 has 6 divisors (see below), whose sum is σ = 17397673719920. Its totient is φ = 8029695563028.

The previous prime is 12044543344529. The next prime is 12044543344567. The reversal of 12044543344551 is 15544334544021.

12044543344551 is a `hidden beast` number, since 1 + 2 + 0 + 4 + 4 + 54 + 3 + 3 + 44 + 551 = 666.

It is not a de Polignac number, because 12044543344551 - 2⁶ = 12044543344487 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12044543344497 and 12044543344506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12044543344051) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 669141296911 + ... + 669141296928.

Almost surely, 2^{12044543344551} is an apocalyptic number.

12044543344551 is a deficient number, since it is larger than the sum of its proper divisors (5353130375369).

12044543344551 is a wasteful number, since it uses less digits than its factorization.

12044543344551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1338282593845 (or 1338282593842 counting only the distinct ones).

The product of its (nonzero) digits is 2304000, while the sum is 45.

Adding to 12044543344551 its reverse (15544334544021), we get a palindrome (27588877888572).

The spelling of 12044543344551 in words is "twelve trillion, forty-four billion, five hundred forty-three million, three hundred forty-four thousand, five hundred fifty-one".