554144449 has 8 divisors (see below), whose sum is σ = 569491560. Its totient is φ = 538816896.

The previous prime is 554144399. The next prime is 554144467. The reversal of 554144449 is 944441455.

It can be written as a sum of positive squares in 4 ways, for example, as 187690000 + 366454449 = 13700^2 + 19143^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 554144449 - 2⁷ = 554144321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (554144749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66867 + ... + 74695.

It is an arithmetic number, because the mean of its divisors is an integer number (71186445).

Almost surely, 2^554144449 is an apocalyptic number.

It is an amenable number.

554144449 is a deficient number, since it is larger than the sum of its proper divisors (15347111).

554144449 is a wasteful number, since it uses less digits than its factorization.

554144449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9779.

The product of its digits is 230400, while the sum is 40.

The square root of 554144449 is about 23540.2729168546. The cubic root of 554144449 is about 821.3740837124.

The spelling of 554144449 in words is "five hundred fifty-four million, one hundred forty-four thousand, four hundred forty-nine".