255113237505 has 32 divisors (see below), whose sum is σ = 479100697344. Its totient is φ = 113471214336.

The previous prime is 255113237501. The next prime is 255113237537. The reversal of 255113237505 is 505732311552.

255113237505 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 255113237505 - 2² = 255113237501 is a prime.

It is not an unprimeable number, because it can be changed into a prime (255113237501) 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 31 ways as a sum of consecutive naturals, for example, 32829222 + ... + 32836991.

It is an arithmetic number, because the mean of its divisors is an integer number (14971896792).

Almost surely, 2^255113237505 is an apocalyptic number.

It is an amenable number.

255113237505 is a deficient number, since it is larger than the sum of its proper divisors (223987459839).

255113237505 is a wasteful number, since it uses less digits than its factorization.

255113237505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65666265.

The product of its (nonzero) digits is 157500, while the sum is 39.

The spelling of 255113237505 in words is "two hundred fifty-five billion, one hundred thirteen million, two hundred thirty-seven thousand, five hundred five".