255601235241 has 48 divisors (see below), whose sum is σ = 413760409920. Its totient is φ = 150683276160.

The previous prime is 255601235233. The next prime is 255601235261. The reversal of 255601235241 is 142532106552.

255601235241 is a `hidden beast` number, since 2 + 5 + 5 + 6 + 0 + 123 + 524 + 1 = 666.

It is not a de Polignac number, because 255601235241 - 2³ = 255601235233 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 255601235196 and 255601235205.

It is not an unprimeable number, because it can be changed into a prime (255601235261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 19491595 + ... + 19504703.

It is an arithmetic number, because the mean of its divisors is an integer number (8620008540).

Almost surely, 2^255601235241 is an apocalyptic number.

It is an amenable number.

255601235241 is a deficient number, since it is larger than the sum of its proper divisors (158159174679).

255601235241 is a wasteful number, since it uses less digits than its factorization.

255601235241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18486 (or 18483 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The spelling of 255601235241 in words is "two hundred fifty-five billion, six hundred one million, two hundred thirty-five thousand, two hundred forty-one".