12440104443313 has 16 divisors (see below), whose sum is σ = 13031267141376. Its totient is φ = 11853138939840.

The previous prime is 12440104443311. The next prime is 12440104443317. The reversal of 12440104443313 is 31334440104421.

It is a cyclic number.

It is not a de Polignac number, because 12440104443313 - 2¹ = 12440104443311 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12440104443311) 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, 94667731 + ... + 94799047.

It is an arithmetic number, because the mean of its divisors is an integer number (814454196336).

Almost surely, 2^{12440104443313} is an apocalyptic number.

It is an amenable number.

12440104443313 is a deficient number, since it is larger than the sum of its proper divisors (591162698063).

12440104443313 is a wasteful number, since it uses less digits than its factorization.

12440104443313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147264.

The product of its (nonzero) digits is 55296, while the sum is 34.

Adding to 12440104443313 its reverse (31334440104421), we get a palindrome (43774544547734).

The spelling of 12440104443313 in words is "twelve trillion, four hundred forty billion, one hundred four million, four hundred forty-three thousand, three hundred thirteen".