505550255255 has 8 divisors (see below), whose sum is σ = 606820863600. Its totient is φ = 404333166016.

The previous prime is 505550255251. The next prime is 505550255269. The reversal of 505550255255 is 552552055505.

It is a happy number.

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 505550255255 - 2² = 505550255251 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505550255251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13358990 + ... + 13396779.

It is an arithmetic number, because the mean of its divisors is an integer number (75852607950).

Almost surely, 2^505550255255 is an apocalyptic number.

505550255255 is a deficient number, since it is larger than the sum of its proper divisors (101270608345).

505550255255 is a wasteful number, since it uses less digits than its factorization.

505550255255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26759553.

The product of its (nonzero) digits is 1562500, while the sum is 44.

The spelling of 505550255255 in words is "five hundred five billion, five hundred fifty million, two hundred fifty-five thousand, two hundred fifty-five".