5525632809 has 10 divisors (see below), whose sum is σ = 8254340490. Its totient is φ = 3683755152.

The previous prime is 5525632759. The next prime is 5525632813. The reversal of 5525632809 is 9082365255.

5525632809 is a `hidden beast` number, since 5 + 5 + 2 + 5 + 632 + 8 + 0 + 9 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3536918784 + 1988714025 = 59472^2 + 44595^2 .

It is not a de Polignac number, because 5525632809 - 2³¹ = 3378149161 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5525632109) 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 9 ways as a sum of consecutive naturals, for example, 34108764 + ... + 34108925.

It is an arithmetic number, because the mean of its divisors is an integer number (825434049).

Almost surely, 2^5525632809 is an apocalyptic number.

It is an amenable number.

5525632809 is a deficient number, since it is larger than the sum of its proper divisors (2728707681).

5525632809 is an equidigital number, since it uses as much as digits as its factorization.

5525632809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68217701 (or 68217692 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 45.

The square root of 5525632809 is about 74334.6003486936. The cubic root of 5525632809 is about 1767.9121230158.

The spelling of 5525632809 in words is "five billion, five hundred twenty-five million, six hundred thirty-two thousand, eight hundred nine".