11138688568774 has 32 divisors (see below), whose sum is σ = 18781414432704. Its totient is φ = 4915886828160.

The previous prime is 11138688568771. The next prime is 11138688568811. The reversal of 11138688568774 is 47786588683111.

It is a junction number, because it is equal to n+sod(n) for n = 11138688568697 and 11138688568706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11138688568771) 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, 965269 + ... + 4817584.

It is an arithmetic number, because the mean of its divisors is an integer number (586919201022).

Almost surely, 2^{11138688568774} is an apocalyptic number.

11138688568774 is a deficient number, since it is larger than the sum of its proper divisors (7642725863930).

11138688568774 is a wasteful number, since it uses less digits than its factorization.

11138688568774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5786112.

The product of its digits is 433520640, while the sum is 73.

The spelling of 11138688568774 in words is "eleven trillion, one hundred thirty-eight billion, six hundred eighty-eight million, five hundred sixty-eight thousand, seven hundred seventy-four".