11004444432 has 80 divisors (see below), whose sum is σ = 31866502080. Its totient is φ = 3635670528.

The previous prime is 11004444421. The next prime is 11004444439. The reversal of 11004444432 is 23444440011.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 11004444396 and 11004444405.

It is not an unprimeable number, because it can be changed into a prime (11004444439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63898 + ... + 161529.

It is an arithmetic number, because the mean of its divisors is an integer number (398331276).

Almost surely, 2^11004444432 is an apocalyptic number.

11004444432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11004444432 is an abundant number, since it is smaller than the sum of its proper divisors (20862057648).

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

11004444432 is a wasteful number, since it uses less digits than its factorization.

11004444432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225557 (or 225545 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 11004444432 its reverse (23444440011), we get a palindrome (34448884443).

The spelling of 11004444432 in words is "eleven billion, four million, four hundred forty-four thousand, four hundred thirty-two".