544895649 has 27 divisors (see below), whose sum is σ = 816532977. Its totient is φ = 350145000.

The previous prime is 544895641. The next prime is 544895671. The reversal of 544895649 is 946598445.

The square root of 544895649 is 23343.

It is a perfect power (a square), and thus also a powerful number.

544895649 is a `hidden beast` number, since 544 + 8 + 9 + 56 + 49 = 666.

It is not a de Polignac number, because 544895649 - 2³ = 544895641 is a prime.

It is a super-3 number, since 3×544895649³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 544895595 and 544895604.

It is not an unprimeable number, because it can be changed into a prime (544895641) 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 26 ways as a sum of consecutive naturals, for example, 2170774 + ... + 2171024.

Almost surely, 2^544895649 is an apocalyptic number.

544895649 is the 23343-rd square number.

544895649 is the 11672-nd centered octagonal number.

It is an amenable number.

544895649 is a deficient number, since it is larger than the sum of its proper divisors (271637328).

544895649 is an equidigital number, since it uses as much as digits as its factorization.

544895649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 570 (or 285 counting only the distinct ones).

The product of its digits is 6220800, while the sum is 54.

The cubic root of 544895649 is about 816.7787809058.

The spelling of 544895649 in words is "five hundred forty-four million, eight hundred ninety-five thousand, six hundred forty-nine".