12443140411244 has 12 divisors (see below), whose sum is σ = 21781617615744. Its totient is φ = 6219821092464.

The previous prime is 12443140411217. The next prime is 12443140411307. The reversal of 12443140411244 is 44211404134421.

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, 437262284 + ... + 437290739.

It is an arithmetic number, because the mean of its divisors is an integer number (1815134801312).

Almost surely, 2^{12443140411244} is an apocalyptic number.

It is an amenable number.

12443140411244 is a deficient number, since it is larger than the sum of its proper divisors (9338477204500).

12443140411244 is a wasteful number, since it uses less digits than its factorization.

12443140411244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 874556584 (or 874556582 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 35.

Adding to 12443140411244 its reverse (44211404134421), we get a palindrome (56654544545665).

The spelling of 12443140411244 in words is "twelve trillion, four hundred forty-three billion, one hundred forty million, four hundred eleven thousand, two hundred forty-four".