11549716385 has 8 divisors (see below), whose sum is σ = 13860591936. Its totient is φ = 9239151600.

The previous prime is 11549716369. The next prime is 11549716397. The reversal of 11549716385 is 58361794511.

11549716385 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11549716385 - 2⁴ = 11549716369 is a prime.

It is a Duffinian 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, 13892 + ... + 152618.

It is an arithmetic number, because the mean of its divisors is an integer number (1732573992).

Almost surely, 2^11549716385 is an apocalyptic number.

It is an amenable number.

11549716385 is a deficient number, since it is larger than the sum of its proper divisors (2310875551).

11549716385 is a wasteful number, since it uses less digits than its factorization.

11549716385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155383.

The product of its digits is 907200, while the sum is 50.

The spelling of 11549716385 in words is "eleven billion, five hundred forty-nine million, seven hundred sixteen thousand, three hundred eighty-five".