11991774322296 has 48 divisors (see below), whose sum is σ = 32483428085160. Its totient is φ = 3996555835200.

The previous prime is 11991774322277. The next prime is 11991774322351. The reversal of 11991774322296 is 69222347719911.

11991774322296 is a `hidden beast` number, since 1 + 1 + 9 + 9 + 17 + 7 + 4 + 322 + 296 = 666.

It is a hoax number, since the sum of its digits (63) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14217930 + ... + 15037721.

Almost surely, 2^{11991774322296} is an apocalyptic number.

It is an amenable number.

11991774322296 is an abundant number, since it is smaller than the sum of its proper divisors (20491653762864).

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

11991774322296 is a wasteful number, since it uses less digits than its factorization.

11991774322296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29261356 (or 29261349 counting only the distinct ones).

The product of its digits is 20575296, while the sum is 63.

The spelling of 11991774322296 in words is "eleven trillion, nine hundred ninety-one billion, seven hundred seventy-four million, three hundred twenty-two thousand, two hundred ninety-six".