255040265 has 8 divisors (see below), whose sum is σ = 306204360. Its totient is φ = 203928192.

The previous prime is 255040259. The next prime is 255040301. The reversal of 255040265 is 562040552.

It can be written as a sum of positive squares in 4 ways, for example, as 8832784 + 246207481 = 2972^2 + 15691^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 255040265 - 2¹² = 255036169 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1250 + ... + 22619.

It is an arithmetic number, because the mean of its divisors is an integer number (38275545).

Almost surely, 2^255040265 is an apocalyptic number.

It is an amenable number.

255040265 is a deficient number, since it is larger than the sum of its proper divisors (51164095).

255040265 is a wasteful number, since it uses less digits than its factorization.

255040265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26011.

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 255040265 is about 15969.9801189607. The cubic root of 255040265 is about 634.1659457073.

The spelling of 255040265 in words is "two hundred fifty-five million, forty thousand, two hundred sixty-five".