549844455 has 16 divisors (see below), whose sum is σ = 884314080. Its totient is φ = 291729408.

The previous prime is 549844441. The next prime is 549844459. The reversal of 549844455 is 554448945.

It is not a de Polignac number, because 549844455 - 2⁶ = 549844391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (549844459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92070 + ... + 97859.

It is an arithmetic number, because the mean of its divisors is an integer number (55269630).

Almost surely, 2^549844455 is an apocalyptic number.

549844455 is a deficient number, since it is larger than the sum of its proper divisors (334469625).

549844455 is a wasteful number, since it uses less digits than its factorization.

549844455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190130.

The product of its digits is 2304000, while the sum is 48.

The square root of 549844455 is about 23448.7623340764. The cubic root of 549844455 is about 819.2440261505.

The spelling of 549844455 in words is "five hundred forty-nine million, eight hundred forty-four thousand, four hundred fifty-five".