11745431584 has 24 divisors (see below), whose sum is σ = 23126780880. Its totient is φ = 5871963456.

The previous prime is 11745431543. The next prime is 11745431591. The reversal of 11745431584 is 48513454711.

It is a self number, because there is not a number n which added to its sum of digits gives 11745431584.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 297687 + ... + 334825.

It is an arithmetic number, because the mean of its divisors is an integer number (963615870).

Almost surely, 2^11745431584 is an apocalyptic number.

It is an amenable number.

11745431584 is a deficient number, since it is larger than the sum of its proper divisors (11381349296).

11745431584 is an equidigital number, since it uses as much as digits as its factorization.

11745431584 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47032 (or 47024 counting only the distinct ones).

The product of its digits is 268800, while the sum is 43.

The spelling of 11745431584 in words is "eleven billion, seven hundred forty-five million, four hundred thirty-one thousand, five hundred eighty-four".