12344333440413 has 32 divisors (see below), whose sum is σ = 17793895553280. Its totient is φ = 7567074777600.

The previous prime is 12344333440391. The next prime is 12344333440457. The reversal of 12344333440413 is 31404433344321.

12344333440413 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12344333440413 - 2⁸ = 12344333440157 is a prime.

It is a super-2 number, since 2×12344333440413² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12344333440463) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 173317953 + ... + 173389161.

It is an arithmetic number, because the mean of its divisors is an integer number (556059236040).

Almost surely, 2^{12344333440413} is an apocalyptic number.

12344333440413 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

12344333440413 is a deficient number, since it is larger than the sum of its proper divisors (5449562112867).

12344333440413 is a wasteful number, since it uses less digits than its factorization.

12344333440413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88389.

The product of its (nonzero) digits is 497664, while the sum is 39.

Adding to 12344333440413 its reverse (31404433344321), we get a palindrome (43748766784734).

The spelling of 12344333440413 in words is "twelve trillion, three hundred forty-four billion, three hundred thirty-three million, four hundred forty thousand, four hundred thirteen".