255923559 has 24 divisors (see below), whose sum is σ = 412017840. Its totient is φ = 152126208.

The previous prime is 255923543. The next prime is 255923567. The reversal of 255923559 is 955329552.

255923559 is a `hidden beast` number, since 2 + 5 + 5 + 92 + 3 + 559 = 666.

255923559 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 255923559 - 2⁴ = 255923543 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255923519) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41112 + ... + 46925.

It is an arithmetic number, because the mean of its divisors is an integer number (17167410).

Almost surely, 2^255923559 is an apocalyptic number.

255923559 is a deficient number, since it is larger than the sum of its proper divisors (156094281).

255923559 is a wasteful number, since it uses less digits than its factorization.

255923559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88079 (or 88076 counting only the distinct ones).

The product of its digits is 607500, while the sum is 45.

The square root of 255923559 is about 15997.6110404023. The cubic root of 255923559 is about 634.8972152647.

The spelling of 255923559 in words is "two hundred fifty-five million, nine hundred twenty-three thousand, five hundred fifty-nine".