256755368 has 8 divisors (see below), whose sum is σ = 481416330. Its totient is φ = 128377680.

The previous prime is 256755353. The next prime is 256755377. The reversal of 256755368 is 863557652.

256755368 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 214271044 + 42484324 = 14638^2 + 6518^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16047203 + ... + 16047218.

Almost surely, 2^256755368 is an apocalyptic number.

It is an amenable number.

256755368 is a deficient number, since it is larger than the sum of its proper divisors (224660962).

256755368 is a wasteful number, since it uses less digits than its factorization.

256755368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32094427 (or 32094423 counting only the distinct ones).

The product of its digits is 1512000, while the sum is 47.

The square root of 256755368 is about 16023.5878628976. The cubic root of 256755368 is about 635.5843241923.

The spelling of 256755368 in words is "two hundred fifty-six million, seven hundred fifty-five thousand, three hundred sixty-eight".