255311664201 has 64 divisors (see below), whose sum is σ = 427783265280. Its totient is φ = 149140944000.

The previous prime is 255311664193. The next prime is 255311664203. The reversal of 255311664201 is 102466113552.

255311664201 is a `hidden beast` number, since 2 + 5 + 5 + 3 + 1 + 1 + 6 + 642 + 0 + 1 = 666.

255311664201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 255311664201 - 2³ = 255311664193 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (255311664203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 884386 + ... + 1136996.

It is an arithmetic number, because the mean of its divisors is an integer number (6684113520).

Almost surely, 2^255311664201 is an apocalyptic number.

It is an amenable number.

255311664201 is a deficient number, since it is larger than the sum of its proper divisors (172471601079).

255311664201 is a wasteful number, since it uses less digits than its factorization.

255311664201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252755 (or 252749 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

Adding to 255311664201 its reverse (102466113552), we get a palindrome (357777777753).

The spelling of 255311664201 in words is "two hundred fifty-five billion, three hundred eleven million, six hundred sixty-four thousand, two hundred one".