555505055 has 8 divisors (see below), whose sum is σ = 761835552. Its totient is φ = 380917728.

The previous prime is 555505043. The next prime is 555505081. The reversal of 555505055 is 550505555.

555505055 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 555505055 - 2⁸ = 555504799 is a prime.

It is a super-2 number, since 2×555505055² = 617171732261106050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (35), and also a Moran number because the ratio is a prime number: 15871573 = 555505055 / (5 + 5 + 5 + 5 + 0 + 5 + 0 + 5 + 5).

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7935752 + ... + 7935821.

It is an arithmetic number, because the mean of its divisors is an integer number (95229444).

Almost surely, 2^555505055 is an apocalyptic number.

555505055 is a deficient number, since it is larger than the sum of its proper divisors (206330497).

555505055 is a wasteful number, since it uses less digits than its factorization.

555505055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15871585.

The product of its (nonzero) digits is 78125, while the sum is 35.

The square root of 555505055 is about 23569.1547366468. The cubic root of 555505055 is about 822.0457816727.

The spelling of 555505055 in words is "five hundred fifty-five million, five hundred five thousand, fifty-five".