11584379549 has 16 divisors (see below), whose sum is σ = 11783958528. Its totient is φ = 11386956672.

The previous prime is 11584379537. The next prime is 11584379551. The reversal of 11584379549 is 94597348511.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11584379549 is a prime.

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11584379494 and 11584379503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11584379579) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9709697 + ... + 9710889.

It is an arithmetic number, because the mean of its divisors is an integer number (736497408).

Almost surely, 2^11584379549 is an apocalyptic number.

It is an amenable number.

11584379549 is a deficient number, since it is larger than the sum of its proper divisors (199578979).

11584379549 is a wasteful number, since it uses less digits than its factorization.

11584379549 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1964.

The product of its digits is 5443200, while the sum is 56.

The spelling of 11584379549 in words is "eleven billion, five hundred eighty-four million, three hundred seventy-nine thousand, five hundred forty-nine".