255735165 has 96 divisors (see below), whose sum is σ = 511588224. Its totient is φ = 108380160.

The previous prime is 255735149. The next prime is 255735167. The reversal of 255735165 is 561537552.

It is not a de Polignac number, because 255735165 - 2⁴ = 255735149 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255735167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1211910 + ... + 1212120.

It is an arithmetic number, because the mean of its divisors is an integer number (5329044).

Almost surely, 2^255735165 is an apocalyptic number.

It is an amenable number.

255735165 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

255735165 is a wasteful number, since it uses less digits than its factorization.

255735165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347 (or 340 counting only the distinct ones).

The product of its digits is 157500, while the sum is 39.

The square root of 255735165 is about 15991.7217647131. The cubic root of 255735165 is about 634.7413872402.

The spelling of 255735165 in words is "two hundred fifty-five million, seven hundred thirty-five thousand, one hundred sixty-five".