13280012812844 has 24 divisors (see below), whose sum is σ = 24905875975008. Its totient is φ = 6179653434240.

The previous prime is 13280012812837. The next prime is 13280012812849. The reversal of 13280012812844 is 44821821008231.

It is a junction number, because it is equal to n+sod(n) for n = 13280012812795 and 13280012812804.

It is not an unprimeable number, because it can be changed into a prime (13280012812849) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1950644777 + ... + 1950651584.

It is an arithmetic number, because the mean of its divisors is an integer number (1037744832292).

Almost surely, 2^{13280012812844} is an apocalyptic number.

It is an amenable number.

13280012812844 is a deficient number, since it is larger than the sum of its proper divisors (11625863162164).

13280012812844 is a wasteful number, since it uses less digits than its factorization.

13280012812844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3901296425 (or 3901296423 counting only the distinct ones).

The product of its (nonzero) digits is 196608, while the sum is 44.

The spelling of 13280012812844 in words is "thirteen trillion, two hundred eighty billion, twelve million, eight hundred twelve thousand, eight hundred forty-four".