11447804508 has 48 divisors (see below), whose sum is σ = 30588768000. Its totient is φ = 3264234624.

The previous prime is 11447804441. The next prime is 11447804509. The reversal of 11447804508 is 80540874411.

11447804508 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 11447804508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11447804509) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 94641 + ... + 178472.

It is an arithmetic number, because the mean of its divisors is an integer number (637266000).

Almost surely, 2^11447804508 is an apocalyptic number.

It is an amenable number.

11447804508 is an abundant number, since it is smaller than the sum of its proper divisors (19140963492).

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

11447804508 is a wasteful number, since it uses less digits than its factorization.

11447804508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273626 (or 273624 counting only the distinct ones).

The product of its (nonzero) digits is 143360, while the sum is 42.

The spelling of 11447804508 in words is "eleven billion, four hundred forty-seven million, eight hundred four thousand, five hundred eight".