255750263 has 2 divisors, whose sum is σ = 255750264. Its totient is φ = 255750262.

The previous prime is 255750239. The next prime is 255750269. The reversal of 255750263 is 362057552.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 255750263 - 2¹² = 255746167 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255750269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127875131 + 127875132.

It is an arithmetic number, because the mean of its divisors is an integer number (127875132).

Almost surely, 2^255750263 is an apocalyptic number.

255750263 is a deficient number, since it is larger than the sum of its proper divisors (1).

255750263 is an equidigital number, since it uses as much as digits as its factorization.

255750263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63000, while the sum is 35.

The square root of 255750263 is about 15992.1938144834. The cubic root of 255750263 is about 634.7538782051.

It can be divided in two parts, 25575026 and 3, that multiplied together give a triangular number (76725078 = T₁₂₃₈₇).

The spelling of 255750263 in words is "two hundred fifty-five million, seven hundred fifty thousand, two hundred sixty-three".