11786843272 has 8 divisors (see below), whose sum is σ = 22100331150. Its totient is φ = 5893421632.

The previous prime is 11786843239. The next prime is 11786843333. The reversal of 11786843272 is 27234868711.

11786843272 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 7831188036 + 3955655236 = 88494^2 + 62894^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 736677697 + ... + 736677712.

Almost surely, 2^11786843272 is an apocalyptic number.

It is an amenable number.

11786843272 is a deficient number, since it is larger than the sum of its proper divisors (10313487878).

11786843272 is a wasteful number, since it uses less digits than its factorization.

11786843272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1473355415 (or 1473355411 counting only the distinct ones).

The product of its digits is 903168, while the sum is 49.

The spelling of 11786843272 in words is "eleven billion, seven hundred eighty-six million, eight hundred forty-three thousand, two hundred seventy-two".