544440055 has 16 divisors (see below), whose sum is σ = 680814720. Its totient is φ = 417448192.

The previous prime is 544440053. The next prime is 544440109. The reversal of 544440055 is 550044445.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 544440055 - 2¹ = 544440053 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 544439999 and 544440026.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (544440053) 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, 6162 + ... + 33568.

It is an arithmetic number, because the mean of its divisors is an integer number (42550920).

Almost surely, 2^544440055 is an apocalyptic number.

544440055 is a deficient number, since it is larger than the sum of its proper divisors (136374665).

544440055 is a wasteful number, since it uses less digits than its factorization.

544440055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27578.

The product of its (nonzero) digits is 32000, while the sum is 31.

The square root of 544440055 is about 23333.2392736199. The cubic root of 544440055 is about 816.5510778144.

The spelling of 544440055 in words is "five hundred forty-four million, four hundred forty thousand, fifty-five".