12041440412 has 12 divisors (see below), whose sum is σ = 21074966640. Its totient is φ = 6020021376.

The previous prime is 12041440393. The next prime is 12041440451. The reversal of 12041440412 is 21404414021.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134933 + ... + 205644.

It is an arithmetic number, because the mean of its divisors is an integer number (1756247220).

Almost surely, 2^12041440412 is an apocalyptic number.

It is an amenable number.

12041440412 is a deficient number, since it is larger than the sum of its proper divisors (9033526228).

12041440412 is a wasteful number, since it uses less digits than its factorization.

12041440412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349420 (or 349418 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 12041440412 its reverse (21404414021), we get a palindrome (33445854433).

The spelling of 12041440412 in words is "twelve billion, forty-one million, four hundred forty thousand, four hundred twelve".