55530255255 has 32 divisors (see below), whose sum is σ = 90934272000. Its totient is φ = 28921146240.

The previous prime is 55530255181. The next prime is 55530255257. The reversal of 55530255255 is 55255203555.

It is a happy number.

It is not a de Polignac number, because 55530255255 - 2⁷ = 55530255127 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55530255257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5691121 + ... + 5700869.

It is an arithmetic number, because the mean of its divisors is an integer number (2841696000).

Almost surely, 2^55530255255 is an apocalyptic number.

55530255255 is a deficient number, since it is larger than the sum of its proper divisors (35404016745).

55530255255 is a wasteful number, since it uses less digits than its factorization.

55530255255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18631.

The product of its (nonzero) digits is 937500, while the sum is 42.

The spelling of 55530255255 in words is "fifty-five billion, five hundred thirty million, two hundred fifty-five thousand, two hundred fifty-five".