11784342064 has 80 divisors (see below), whose sum is σ = 26629724160. Its totient is φ = 4992353280.

The previous prime is 11784342043. The next prime is 11784342083. The reversal of 11784342064 is 46024348711.

11784342064 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 in 15 ways as a sum of consecutive naturals, for example, 289057 + ... + 327295.

It is an arithmetic number, because the mean of its divisors is an integer number (332871552).

Almost surely, 2^11784342064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11784342064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13314862080).

11784342064 is an abundant number, since it is smaller than the sum of its proper divisors (14845382096).

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

11784342064 is a wasteful number, since it uses less digits than its factorization.

11784342064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38378 (or 38372 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 40.

The spelling of 11784342064 in words is "eleven billion, seven hundred eighty-four million, three hundred forty-two thousand, sixty-four".