255107632626261 has 12 divisors (see below), whose sum is σ = 368488985143500. Its totient is φ = 170071670871360.

The previous prime is 255107632626257. The next prime is 255107632626283. The reversal of 255107632626261 is 162626236701552.

255107632626261 is a `hidden beast` number, since 2 + 5 + 5 + 1 + 0 + 7 + 6 + 3 + 2 + 6 + 2 + 626 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 88556192784900 + 166551439841361 = 9410430^2 + 12905481^2 .

It is not a de Polignac number, because 255107632626261 - 2² = 255107632626257 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 255107632626198 and 255107632626207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255107632626211) 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, 16216615 + ... + 27806363.

It is an arithmetic number, because the mean of its divisors is an integer number (30707415428625).

Almost surely, 2^{255107632626261} is an apocalyptic number.

It is an amenable number.

255107632626261 is a deficient number, since it is larger than the sum of its proper divisors (113381352517239).

255107632626261 is a wasteful number, since it uses less digits than its factorization.

255107632626261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14035476 (or 14035473 counting only the distinct ones).

The product of its (nonzero) digits is 10886400, while the sum is 54.

The spelling of 255107632626261 in words is "two hundred fifty-five trillion, one hundred seven billion, six hundred thirty-two million, six hundred twenty-six thousand, two hundred sixty-one".