11591523244448 has 48 divisors (see below), whose sum is σ = 26124908927040. Its totient is φ = 4959418223616.

The previous prime is 11591523244403. The next prime is 11591523244463. The reversal of 11591523244448 is 84444232519511.

It is a super-2 number, since 2×11591523244448² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11591523244448.

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, 43499438 + ... + 43765101.

It is an arithmetic number, because the mean of its divisors is an integer number (544268935980).

Almost surely, 2^{11591523244448} is an apocalyptic number.

It is an amenable number.

11591523244448 is an abundant number, since it is smaller than the sum of its proper divisors (14533385682592).

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

11591523244448 is an equidigital number, since it uses as much as digits as its factorization.

11591523244448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87265149 (or 87265141 counting only the distinct ones).

The product of its digits is 5529600, while the sum is 53.

The spelling of 11591523244448 in words is "eleven trillion, five hundred ninety-one billion, five hundred twenty-three million, two hundred forty-four thousand, four hundred forty-eight".