11527784448 has 48 divisors (see below), whose sum is σ = 30733269840. Its totient is φ = 3842592768.

The previous prime is 11527784447. The next prime is 11527784467. The reversal of 11527784448 is 84448772511.

It is a tau number, because it is divible by the number of its divisors (48).

It is a self number, because there is not a number n which added to its sum of digits gives 11527784448.

It is not an unprimeable number, because it can be changed into a prime (11527784447) by changing a digit.

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, 931990 + ... + 944277.

It is an arithmetic number, because the mean of its divisors is an integer number (640276455).

Almost surely, 2^11527784448 is an apocalyptic number.

It is an amenable number.

11527784448 is an abundant number, since it is smaller than the sum of its proper divisors (19205485392).

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

11527784448 is an equidigital number, since it uses as much as digits as its factorization.

11527784448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1876292 (or 1876272 counting only the distinct ones).

The product of its digits is 2007040, while the sum is 51.

The spelling of 11527784448 in words is "eleven billion, five hundred twenty-seven million, seven hundred eighty-four thousand, four hundred forty-eight".