256526054541171 has 12 divisors (see below), whose sum is σ = 371186561900440. Its totient is φ = 170717864664960.

The previous prime is 256526054541161. The next prime is 256526054541233. The reversal of 256526054541171 is 171145450625652.

256526054541171 is a `hidden beast` number, since 2 + 5 + 6 + 5 + 26 + 0 + 5 + 4 + 541 + 1 + 71 = 666.

It is not a de Polignac number, because 256526054541171 - 2¹¹ = 256526054539123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (256526054541121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24958747006 + ... + 24958757283.

Almost surely, 2^{256526054541171} is an apocalyptic number.

256526054541171 is a deficient number, since it is larger than the sum of its proper divisors (114660507359269).

256526054541171 is a wasteful number, since it uses less digits than its factorization.

256526054541171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49917504866 (or 49917504863 counting only the distinct ones).

The product of its (nonzero) digits is 10080000, while the sum is 54.

The spelling of 256526054541171 in words is "two hundred fifty-six trillion, five hundred twenty-six billion, fifty-four million, five hundred forty-one thousand, one hundred seventy-one".