5475556009 has 45 divisors (see below), whose sum is σ = 7234586205. Its totient is φ = 4129032600.

The previous prime is 5475555991. The next prime is 5475556013. The reversal of 5475556009 is 9006555745.

The square root of 5475556009 is 73997.

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

It is not a de Polignac number, because 5475556009 - 2⁹ = 5475555497 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5475556009.

It is not an unprimeable number, because it can be changed into a prime (5475556069) 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 44 ways as a sum of consecutive naturals, for example, 176630824 + ... + 176630854.

Almost surely, 2^5475556009 is an apocalyptic number.

5475556009 is the 73997-th square number.

5475556009 is the 36999-th centered octagonal number.

It is an amenable number.

5475556009 is a deficient number, since it is larger than the sum of its proper divisors (1759030196).

5475556009 is an frugal number, since it uses more digits than its factorization.

5475556009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160 (or 49 counting only the distinct ones).

The product of its (nonzero) digits is 945000, while the sum is 46.

The cubic root of 5475556009 is about 1762.5552596996. Note that the first 3 decimals are identical.

The spelling of 5475556009 in words is "five billion, four hundred seventy-five million, five hundred fifty-six thousand, nine".