2013811217744 has 10 divisors (see below), whose sum is σ = 3901759234410. Its totient is φ = 1006905608864.

The previous prime is 2013811217699. The next prime is 2013811217773. The reversal of 2013811217744 is 4477121183102.

It can be written as a sum of positive squares in only one way, i.e., 1670401153600 + 343410064144 = 1292440^2 + 586012^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62931600539 + ... + 62931600570.

It is an arithmetic number, because the mean of its divisors is an integer number (390175923441).

Almost surely, 2^{2013811217744} is an apocalyptic number.

It is an amenable number.

2013811217744 is a deficient number, since it is larger than the sum of its proper divisors (1887948016666).

2013811217744 is a wasteful number, since it uses less digits than its factorization.

2013811217744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125863201117 (or 125863201111 counting only the distinct ones).

The product of its (nonzero) digits is 75264, while the sum is 41.

The spelling of 2013811217744 in words is "two trillion, thirteen billion, eight hundred eleven million, two hundred seventeen thousand, seven hundred forty-four".