544400602255 has 4 divisors (see below), whose sum is σ = 653280722712. Its totient is φ = 435520481800.

The previous prime is 544400602253. The next prime is 544400602259. The reversal of 544400602255 is 552206004445.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 544400602255 - 2¹ = 544400602253 is a prime.

It is a super-2 number, since 2×544400602255² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (544400602253) 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 3 ways as a sum of consecutive naturals, for example, 54440060221 + ... + 54440060230.

It is an arithmetic number, because the mean of its divisors is an integer number (163320180678).

Almost surely, 2^544400602255 is an apocalyptic number.

544400602255 is a deficient number, since it is larger than the sum of its proper divisors (108880120457).

544400602255 is a wasteful number, since it uses less digits than its factorization.

544400602255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108880120456.

The product of its (nonzero) digits is 192000, while the sum is 37.

The spelling of 544400602255 in words is "five hundred forty-four billion, four hundred million, six hundred two thousand, two hundred fifty-five".