12041343323440 has 80 divisors (see below), whose sum is σ = 30154943174400. Its totient is φ = 4456918238976.

The previous prime is 12041343323413. The next prime is 12041343323441. The reversal of 12041343323440 is 4432334314021.

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 12041343323396 and 12041343323405.

It is not an unprimeable number, because it can be changed into a prime (12041343323441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92050180 + ... + 92180899.

It is an arithmetic number, because the mean of its divisors is an integer number (376936789680).

Almost surely, 2^{12041343323440} is an apocalyptic number.

12041343323440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12041343323440 is an abundant number, since it is smaller than the sum of its proper divisors (18113599850960).

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

12041343323440 is a wasteful number, since it uses less digits than its factorization.

12041343323440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184231154 (or 184231148 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 34.

Adding to 12041343323440 its reverse (4432334314021), we get a palindrome (16473677637461).

The spelling of 12041343323440 in words is "twelve trillion, forty-one billion, three hundred forty-three million, three hundred twenty-three thousand, four hundred forty".