255768206 has 4 divisors (see below), whose sum is σ = 383652312. Its totient is φ = 127884102.

The previous prime is 255768203. The next prime is 255768241. The reversal of 255768206 is 602867552.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255768203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63942050 + ... + 63942053.

It is an arithmetic number, because the mean of its divisors is an integer number (95913078).

Almost surely, 2^255768206 is an apocalyptic number.

255768206 is a deficient number, since it is larger than the sum of its proper divisors (127884106).

255768206 is a wasteful number, since it uses less digits than its factorization.

255768206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127884105.

The product of its (nonzero) digits is 201600, while the sum is 41.

The square root of 255768206 is about 15992.7547970948. The cubic root of 255768206 is about 634.7687222726.

The spelling of 255768206 in words is "two hundred fifty-five million, seven hundred sixty-eight thousand, two hundred six".