255165536601 has 12 divisors (see below), whose sum is σ = 368732929812. Its totient is φ = 170036286336.

The previous prime is 255165536597. The next prime is 255165536617. The reversal of 255165536601 is 106635561552.

255165536601 is a `hidden beast` number, since 2 + 5 + 5 + 1 + 6 + 5 + 5 + 36 + 601 = 666.

255165536601 is digitally balanced in base 2, 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 2 ways, for example, as 72306672201 + 182858864400 = 268899^2 + 427620^2 .

It is not a de Polignac number, because 255165536601 - 2² = 255165536597 is a prime.

It is not an unprimeable number, because it can be changed into a prime (255165536651) 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 11 ways as a sum of consecutive naturals, for example, 6150796 + ... + 6192141.

It is an arithmetic number, because the mean of its divisors is an integer number (30727744151).

Almost surely, 2^255165536601 is an apocalyptic number.

It is an amenable number.

255165536601 is a deficient number, since it is larger than the sum of its proper divisors (113567393211).

255165536601 is a wasteful number, since it uses less digits than its factorization.

255165536601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12345240 (or 12345237 counting only the distinct ones).

The product of its (nonzero) digits is 810000, while the sum is 45.

The spelling of 255165536601 in words is "two hundred fifty-five billion, one hundred sixty-five million, five hundred thirty-six thousand, six hundred one".