255239230275 has 96 divisors (see below), whose sum is σ = 485077970880. Its totient is φ = 131479925760.

The previous prime is 255239230241. The next prime is 255239230289. The reversal of 255239230275 is 572032932552.

It is a happy number.

255239230275 is a `hidden beast` number, since 2 + 5 + 523 + 92 + 30 + 2 + 7 + 5 = 666.

It is not a de Polignac number, because 255239230275 - 2²⁹ = 254702359363 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 255239230275.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3384277 + ... + 3458873.

It is an arithmetic number, because the mean of its divisors is an integer number (5052895530).

Almost surely, 2^255239230275 is an apocalyptic number.

255239230275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

255239230275 is a deficient number, since it is larger than the sum of its proper divisors (229838740605).

255239230275 is a wasteful number, since it uses less digits than its factorization.

255239230275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74790 (or 74779 counting only the distinct ones).

The product of its (nonzero) digits is 1134000, while the sum is 45.

The spelling of 255239230275 in words is "two hundred fifty-five billion, two hundred thirty-nine million, two hundred thirty thousand, two hundred seventy-five".