255487055 has 8 divisors (see below), whose sum is σ = 306862800. Its totient is φ = 204204096.

The previous prime is 255487019. The next prime is 255487061. The reversal of 255487055 is 550784552.

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 255487055 - 2⁶ = 255486991 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16985 + ... + 28274.

It is an arithmetic number, because the mean of its divisors is an integer number (38357850).

Almost surely, 2^255487055 is an apocalyptic number.

255487055 is a deficient number, since it is larger than the sum of its proper divisors (51375745).

255487055 is a wasteful number, since it uses less digits than its factorization.

255487055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46393.

The product of its (nonzero) digits is 280000, while the sum is 41.

The square root of 255487055 is about 15983.9624311370. The cubic root of 255487055 is about 634.5360489781.

The spelling of 255487055 in words is "two hundred fifty-five million, four hundred eighty-seven thousand, fifty-five".