255355959 has 24 divisors (see below), whose sum is σ = 367203456. Its totient is φ = 157542000.

The previous prime is 255355957. The next prime is 255355967. The reversal of 255355959 is 959553552.

It is not a de Polignac number, because 255355959 - 2¹ = 255355957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255355957) 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, 64384 + ... + 68234.

It is an arithmetic number, because the mean of its divisors is an integer number (15300144).

Almost surely, 2^255355959 is an apocalyptic number.

255355959 is a deficient number, since it is larger than the sum of its proper divisors (111847497).

255355959 is a wasteful number, since it uses less digits than its factorization.

255355959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3939 (or 3908 counting only the distinct ones).

The product of its digits is 1518750, while the sum is 48.

The square root of 255355959 is about 15979.8610444522. The cubic root of 255355959 is about 634.4274989644.

The spelling of 255355959 in words is "two hundred fifty-five million, three hundred fifty-five thousand, nine hundred fifty-nine".