555055155 has 48 divisors (see below), whose sum is σ = 1003032576. Its totient is φ = 283625280.

The previous prime is 555055139. The next prime is 555055169. The reversal of 555055155 is 551550555.

It is a happy number.

555055155 is a `hidden beast` number, since 5 + 5 + 50 + 551 + 55 = 666.

It is not a de Polignac number, because 555055155 - 2⁴ = 555055139 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 141754 + ... + 145616.

It is an arithmetic number, because the mean of its divisors is an integer number (20896512).

Almost surely, 2^555055155 is an apocalyptic number.

555055155 is a deficient number, since it is larger than the sum of its proper divisors (447977421).

555055155 is a wasteful number, since it uses less digits than its factorization.

555055155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4008 (or 4005 counting only the distinct ones).

The product of its (nonzero) digits is 78125, while the sum is 36.

The square root of 555055155 is about 23559.6085493796. The cubic root of 555055155 is about 821.8237985230.

The spelling of 555055155 in words is "five hundred fifty-five million, fifty-five thousand, one hundred fifty-five".