12443333413 has 24 divisors (see below), whose sum is σ = 15183856512. Its totient is φ = 9987043584.

The previous prime is 12443333401. The next prime is 12443333423. The reversal of 12443333413 is 31433334421.

It is not a de Polignac number, because 12443333413 - 2²⁹ = 11906462501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12443333423) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 382920 + ... + 414142.

It is an arithmetic number, because the mean of its divisors is an integer number (632660688).

Almost surely, 2^12443333413 is an apocalyptic number.

It is an amenable number.

12443333413 is a deficient number, since it is larger than the sum of its proper divisors (2740523099).

12443333413 is a wasteful number, since it uses less digits than its factorization.

12443333413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31461 (or 31444 counting only the distinct ones).

The product of its digits is 31104, while the sum is 31.

Adding to 12443333413 its reverse (31433334421), we get a palindrome (43876667834).

The spelling of 12443333413 in words is "twelve billion, four hundred forty-three million, three hundred thirty-three thousand, four hundred thirteen".