5505555559 has 8 divisors (see below), whose sum is σ = 6398709120.
Its totient is φ = 4639063416.
The previous prime is 5505555541. The next prime is 5505555593. The reversal of 5505555559 is 9555555055.
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 5505555559 - 211 = 5505553511 is a prime.
It is a super-2 number, since 2×55055555592 = 60622284026471604962, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (5505555529) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6664909 + ... + 6665734.
It is an arithmetic number, because the mean of its divisors is an integer number (799838640).
Almost surely, 25505555559 is an apocalyptic number.
5505555559 is a gapful number since it is divisible by the number (59) formed by its first and last digit.
5505555559 is a deficient number, since it is larger than the sum of its proper divisors (893153561).
5505555559 is a wasteful number, since it uses less digits than its factorization.
5505555559 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13330709.
The product of its (nonzero) digits is 3515625, while the sum is 49.
The square root of 5505555559 is about 74199.4309883843.
The cubic root of 5505555559 is about 1765.7683027674.
The spelling of 5505555559 in words is "five billion, five hundred five million, five hundred fifty-five thousand, five hundred fifty-nine".