255767567 has 16 divisors (see below), whose sum is σ = 308282112. Its totient is φ = 209320320.

The previous prime is 255767543. The next prime is 255767573. The reversal of 255767567 is 765767552.

It is not a de Polignac number, because 255767567 - 2¹⁴ = 255751183 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255767587) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25433 + ... + 34034.

It is an arithmetic number, because the mean of its divisors is an integer number (19267632).

Almost surely, 2^255767567 is an apocalyptic number.

255767567 is a deficient number, since it is larger than the sum of its proper divisors (52514545).

255767567 is a wasteful number, since it uses less digits than its factorization.

255767567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59518.

The product of its digits is 3087000, while the sum is 50.

The square root of 255767567 is about 15992.7348192859. The cubic root of 255767567 is about 634.7681936461.

The spelling of 255767567 in words is "two hundred fifty-five million, seven hundred sixty-seven thousand, five hundred sixty-seven".