554582558209 has 9 divisors (see below), whose sum is σ = 565284041539. Its totient is φ = 544080011800.

The previous prime is 554582558183. The next prime is 554582558213. The reversal of 554582558209 is 902855285455.

The square root of 554582558209 is 744703.

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

It can be written as a sum of positive squares in only one way, i.e., 399796967025 + 154785591184 = 632295^2 + 393428^2 .

It is not a de Polignac number, because 554582558209 - 2⁵ = 554582558177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (554582558269) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 39462234 + ... + 39476284.

Almost surely, 2^554582558209 is an apocalyptic number.

554582558209 is the 744703-rd square number.

554582558209 is the 372352-nd centered octagonal number.

It is an amenable number.

554582558209 is a deficient number, since it is larger than the sum of its proper divisors (10701483330).

554582558209 is an frugal number, since it uses more digits than its factorization.

554582558209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28208 (or 14104 counting only the distinct ones).

The product of its (nonzero) digits is 28800000, while the sum is 58.

The spelling of 554582558209 in words is "five hundred fifty-four billion, five hundred eighty-two million, five hundred fifty-eight thousand, two hundred nine".