11784072340 has 12 divisors (see below), whose sum is σ = 24746551956. Its totient is φ = 4713628928.

The previous prime is 11784072331. The next prime is 11784072343. The reversal of 11784072340 is 4327048711.

11784072340 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 2 ways, for example, as 8921180304 + 2862892036 = 94452^2 + 53506^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11784072340.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11784072343) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 294601789 + ... + 294601828.

It is an arithmetic number, because the mean of its divisors is an integer number (2062212663).

Almost surely, 2^11784072340 is an apocalyptic number.

11784072340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11784072340 is an abundant number, since it is smaller than the sum of its proper divisors (12962479616).

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

11784072340 is a wasteful number, since it uses less digits than its factorization.

11784072340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 589203626 (or 589203624 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 37.

The spelling of 11784072340 in words is "eleven billion, seven hundred eighty-four million, seventy-two thousand, three hundred forty".