11584397132 has 72 divisors (see below), whose sum is σ = 25787880720. Its totient is φ = 4502615040.

The previous prime is 11584397131. The next prime is 11584397141. The reversal of 11584397132 is 23179348511.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is not an unprimeable number, because it can be changed into a prime (11584397131) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 927344 + ... + 939752.

It is an arithmetic number, because the mean of its divisors is an integer number (358165010).

Almost surely, 2^11584397132 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 11584397132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12893940360).

11584397132 is an abundant number, since it is smaller than the sum of its proper divisors (14203483588).

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

11584397132 is a wasteful number, since it uses less digits than its factorization.

11584397132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12871 (or 12862 counting only the distinct ones).

The product of its digits is 181440, while the sum is 44.

The spelling of 11584397132 in words is "eleven billion, five hundred eighty-four million, three hundred ninety-seven thousand, one hundred thirty-two".