12055240444 has 48 divisors (see below), whose sum is σ = 23472771840. Its totient is φ = 5379793920.

The previous prime is 12055240423. The next prime is 12055240459. The reversal of 12055240444 is 44404255021.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2404212 + ... + 2409220.

It is an arithmetic number, because the mean of its divisors is an integer number (489016080).

Almost surely, 2^12055240444 is an apocalyptic number.

It is an amenable number.

12055240444 is a deficient number, since it is larger than the sum of its proper divisors (11417531396).

12055240444 is a wasteful number, since it uses less digits than its factorization.

12055240444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6550 (or 6548 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 31.

Adding to 12055240444 its reverse (44404255021), we get a palindrome (56459495465).

The spelling of 12055240444 in words is "twelve billion, fifty-five million, two hundred forty thousand, four hundred forty-four".