255703567 has 4 divisors (see below), whose sum is σ = 292232656. Its totient is φ = 219174480.

The previous prime is 255703561. The next prime is 255703583. The reversal of 255703567 is 765307552.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 255703567 - 2¹⁵ = 255670799 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 (255703561) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18264534 + ... + 18264547.

It is an arithmetic number, because the mean of its divisors is an integer number (73058164).

Almost surely, 2^255703567 is an apocalyptic number.

255703567 is a deficient number, since it is larger than the sum of its proper divisors (36529089).

255703567 is an equidigital number, since it uses as much as digits as its factorization.

255703567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36529088.

The product of its (nonzero) digits is 220500, while the sum is 40.

The square root of 255703567 is about 15990.7337855397. The cubic root of 255703567 is about 634.7152438085.

The spelling of 255703567 in words is "two hundred fifty-five million, seven hundred three thousand, five hundred sixty-seven".