11054400444 has 18 divisors (see below), whose sum is σ = 27943067880. Its totient is φ = 3684800136.

The previous prime is 11054400403. The next prime is 11054400457. The reversal of 11054400444 is 44400445011.

11054400444 is a `hidden beast` number, since 110 + 544 + 0 + 0 + 4 + 4 + 4 = 666.

11054400444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

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 5 ways as a sum of consecutive naturals, for example, 153533304 + ... + 153533375.

It is an arithmetic number, because the mean of its divisors is an integer number (1552392660).

Almost surely, 2^11054400444 is an apocalyptic number.

It is an amenable number.

11054400444 is an abundant number, since it is smaller than the sum of its proper divisors (16888667436).

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

11054400444 is a wasteful number, since it uses less digits than its factorization.

11054400444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307066689 (or 307066684 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 27.

Adding to 11054400444 its reverse (44400445011), we get a palindrome (55454845455).

The spelling of 11054400444 in words is "eleven billion, fifty-four million, four hundred thousand, four hundred forty-four".