11544518328 has 32 divisors (see below), whose sum is σ = 32984338560. Its totient is φ = 3298433760.

The previous prime is 11544518311. The next prime is 11544518383. The reversal of 11544518328 is 82381544511.

It is a happy number.

11544518328 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 11544518328.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 34358518 + ... + 34358853.

It is an arithmetic number, because the mean of its divisors is an integer number (1030760580).

Almost surely, 2^11544518328 is an apocalyptic number.

It is an amenable number.

11544518328 is an abundant number, since it is smaller than the sum of its proper divisors (21439820232).

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

11544518328 is a wasteful number, since it uses less digits than its factorization.

11544518328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68717387 (or 68717383 counting only the distinct ones).

The product of its digits is 153600, while the sum is 42.

The spelling of 11544518328 in words is "eleven billion, five hundred forty-four million, five hundred eighteen thousand, three hundred twenty-eight".