5500250009 has 4 divisors (see below), whose sum is σ = 5500831440. Its totient is φ = 5499668580.

The previous prime is 5500249973. The next prime is 5500250083. The reversal of 5500250009 is 9000520055.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 9000520055 = 5 ⋅1800104011.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5500250009 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5500250009.

It is not an unprimeable number, because it can be changed into a prime (5500250209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 276287 + ... + 295524.

It is an arithmetic number, because the mean of its divisors is an integer number (1375207860).

Almost surely, 2^5500250009 is an apocalyptic number.

It is an amenable number.

5500250009 is a deficient number, since it is larger than the sum of its proper divisors (581431).

5500250009 is an equidigital number, since it uses as much as digits as its factorization.

5500250009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 581430.

The product of its (nonzero) digits is 2250, while the sum is 26.

The square root of 5500250009 is about 74163.6704121364. The cubic root of 5500250009 is about 1765.2009132838.

The spelling of 5500250009 in words is "five billion, five hundred million, two hundred fifty thousand, nine".