256744301342276 has 48 divisors (see below), whose sum is σ = 493257253769280. Its totient is φ = 115962756336000.

The previous prime is 256744301342197. The next prime is 256744301342297. The reversal of 256744301342276 is 672243103447652.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3327830 + ... + 22903341.

It is an arithmetic number, because the mean of its divisors is an integer number (10276192786860).

Almost surely, 2^{256744301342276} is an apocalyptic number.

It is an amenable number.

256744301342276 is a deficient number, since it is larger than the sum of its proper divisors (236512952427004).

256744301342276 is a wasteful number, since it uses less digits than its factorization.

256744301342276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26232596 (or 26232594 counting only the distinct ones).

The product of its (nonzero) digits is 40642560, while the sum is 56.

The spelling of 256744301342276 in words is "two hundred fifty-six trillion, seven hundred forty-four billion, three hundred one million, three hundred forty-two thousand, two hundred seventy-six".