13140403012244 has 12 divisors (see below), whose sum is σ = 23319588444768. Its totient is φ = 6477663456600.

The previous prime is 13140403012237. The next prime is 13140403012313. The reversal of 13140403012244 is 44221030404131.

It is a congruent number.

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, 23134512062 + ... + 23134512629.

It is an arithmetic number, because the mean of its divisors is an integer number (1943299037064).

Almost surely, 2^{13140403012244} is an apocalyptic number.

It is an amenable number.

13140403012244 is a deficient number, since it is larger than the sum of its proper divisors (10179185432524).

13140403012244 is a wasteful number, since it uses less digits than its factorization.

13140403012244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46269024766 (or 46269024764 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 13140403012244 its reverse (44221030404131), we get a palindrome (57361433416375).

The spelling of 13140403012244 in words is "thirteen trillion, one hundred forty billion, four hundred three million, twelve thousand, two hundred forty-four".