255558836358 has 48 divisors (see below), whose sum is σ = 632866100256. Its totient is φ = 73010609280.

The previous prime is 255558836339. The next prime is 255558836369. The reversal of 255558836358 is 853638855552.

255558836358 is a `hidden beast` number, since 25 + 5 + 558 + 8 + 3 + 6 + 3 + 58 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a junction number, because it is equal to n+sod(n) for n = 255558836295 and 255558836304.

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 23 ways as a sum of consecutive naturals, for example, 1522068 + ... + 1681608.

It is an arithmetic number, because the mean of its divisors is an integer number (13184710422).

Almost surely, 2^255558836358 is an apocalyptic number.

255558836358 is an abundant number, since it is smaller than the sum of its proper divisors (377307263898).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

255558836358 is a wasteful number, since it uses less digits than its factorization.

255558836358 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172269 (or 172266 counting only the distinct ones).

The product of its digits is 172800000, while the sum is 63.

The spelling of 255558836358 in words is "two hundred fifty-five billion, five hundred fifty-eight million, eight hundred thirty-six thousand, three hundred fifty-eight".