255580086 has 8 divisors (see below), whose sum is σ = 511160184. Its totient is φ = 85193360.

The previous prime is 255580069. The next prime is 255580097. The reversal of 255580086 is 680085552.

It is a sphenic number, since it is the product of 3 distinct primes.

255580086 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21298335 + ... + 21298346.

It is an arithmetic number, because the mean of its divisors is an integer number (63895023).

Almost surely, 2^255580086 is an apocalyptic number.

255580086 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

255580086 is a wasteful number, since it uses less digits than its factorization.

255580086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42596686.

The product of its (nonzero) digits is 96000, while the sum is 39.

The square root of 255580086 is about 15986.8723019858. The cubic root of 255580086 is about 634.6130579150.

The spelling of 255580086 in words is "two hundred fifty-five million, five hundred eighty thousand, eighty-six".