54440544 has 48 divisors (see below), whose sum is σ = 143603712. Its totient is φ = 18058368.

The previous prime is 54440543. The next prime is 54440549. The reversal of 54440544 is 44504445.

It is a happy number.

54440544 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 (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54440543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20137 + ... + 22679.

It is an arithmetic number, because the mean of its divisors is an integer number (2991744).

Almost surely, 2^54440544 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 54440544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71801856).

54440544 is an abundant number, since it is smaller than the sum of its proper divisors (89163168).

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

54440544 is a wasteful number, since it uses less digits than its factorization.

54440544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2779 (or 2771 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 30.

The square root of 54440544 is about 7378.3835628137. The cubic root of 54440544 is about 379.0014039579.

Adding to 54440544 its reverse (44504445), we get a palindrome (98944989).

The spelling of 54440544 in words is "fifty-four million, four hundred forty thousand, five hundred forty-four".