11513422156266 has 24 divisors (see below), whose sum is σ = 24946525924320. Its totient is φ = 3837687705576.

The previous prime is 11513422156241. The next prime is 11513422156303. The reversal of 11513422156266 is 66265122431511.

11513422156266 is a `hidden beast` number, since 1 + 1 + 5 + 1 + 3 + 4 + 2 + 2 + 15 + 626 + 6 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9379120 + ... + 10535403.

It is an arithmetic number, because the mean of its divisors is an integer number (1039438580180).

Almost surely, 2^{11513422156266} is an apocalyptic number.

11513422156266 is an abundant number, since it is smaller than the sum of its proper divisors (13433103768054).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11513422156266 is a wasteful number, since it uses less digits than its factorization.

11513422156266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19946650 (or 19946647 counting only the distinct ones).

The product of its digits is 518400, while the sum is 45.

Adding to 11513422156266 its reverse (66265122431511), we get a palindrome (77778544587777).

The spelling of 11513422156266 in words is "eleven trillion, five hundred thirteen billion, four hundred twenty-two million, one hundred fifty-six thousand, two hundred sixty-six".