544440054553 has 8 divisors (see below), whose sum is σ = 559484989448. Its totient is φ = 529412505984.

The previous prime is 544440054541. The next prime is 544440054577. The reversal of 544440054553 is 355450044445.

It can be written as a sum of positive squares in 4 ways, for example, as 356978765529 + 187461289024 = 597477^2 + 432968^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-544440054553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (544440058553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4283076 + ... + 4408357.

It is an arithmetic number, because the mean of its divisors is an integer number (69935623681).

Almost surely, 2^544440054553 is an apocalyptic number.

It is an amenable number.

544440054553 is a deficient number, since it is larger than the sum of its proper divisors (15044934895).

544440054553 is a wasteful number, since it uses less digits than its factorization.

544440054553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8693163.

The product of its (nonzero) digits is 1920000, while the sum is 43.

Adding to 544440054553 its reverse (355450044445), we get a palindrome (899890098998).

The spelling of 544440054553 in words is "five hundred forty-four billion, four hundred forty million, fifty-four thousand, five hundred fifty-three".