255423131353235 has 4 divisors (see below), whose sum is σ = 306507757623888. Its totient is φ = 204338505082584.

The previous prime is 255423131353223. The next prime is 255423131353289. The reversal of 255423131353235 is 532353131324552.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 255423131353235 - 2⁴⁴ = 237830945308819 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 255423131353235.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25542313135319 + ... + 25542313135328.

It is an arithmetic number, because the mean of its divisors is an integer number (76626939405972).

Almost surely, 2^{255423131353235} is an apocalyptic number.

255423131353235 is a deficient number, since it is larger than the sum of its proper divisors (51084626270653).

255423131353235 is an equidigital number, since it uses as much as digits as its factorization.

255423131353235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51084626270652.

The product of its digits is 4860000, while the sum is 47.

Adding to 255423131353235 its reverse (532353131324552), we get a palindrome (787776262677787).

The spelling of 255423131353235 in words is "two hundred fifty-five trillion, four hundred twenty-three billion, one hundred thirty-one million, three hundred fifty-three thousand, two hundred thirty-five".