11791140084 has 48 divisors (see below), whose sum is σ = 30575475840. Its totient is φ = 3929627520.

The previous prime is 11791140083. The next prime is 11791140113. The reversal of 11791140084 is 48004119711.

It is a happy number.

11791140084 is a `hidden beast` number, since 1 + 179 + 1 + 1 + 400 + 84 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11791140083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1095489 + ... + 1106199.

It is an arithmetic number, because the mean of its divisors is an integer number (636989080).

Almost surely, 2^11791140084 is an apocalyptic number.

It is an amenable number.

11791140084 is an abundant number, since it is smaller than the sum of its proper divisors (18784335756).

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

11791140084 is a wasteful number, since it uses less digits than its factorization.

11791140084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20917 (or 20909 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 36.

Adding to 11791140084 its reverse (48004119711), we get a palindrome (59795259795).

The spelling of 11791140084 in words is "eleven billion, seven hundred ninety-one million, one hundred forty thousand, eighty-four".