254765853317 has 4 divisors (see below), whose sum is σ = 254768956236. Its totient is φ = 254762750400.

The previous prime is 254765853289. The next prime is 254765853371. The reversal of 254765853317 is 713358567452.

254765853317 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 22428357121 + 232337496196 = 149761^2 + 482014^2 .

It is a cyclic number.

It is not a de Polignac number, because 254765853317 - 2¹⁶ = 254765787781 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (254765852317) 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 3 ways as a sum of consecutive naturals, for example, 1424858 + ... + 1593659.

It is an arithmetic number, because the mean of its divisors is an integer number (63692239059).

Almost surely, 2^254765853317 is an apocalyptic number.

It is an amenable number.

254765853317 is a deficient number, since it is larger than the sum of its proper divisors (3102919).

254765853317 is an equidigital number, since it uses as much as digits as its factorization.

254765853317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3102918.

The product of its digits is 21168000, while the sum is 56.

The spelling of 254765853317 in words is "two hundred fifty-four billion, seven hundred sixty-five million, eight hundred fifty-three thousand, three hundred seventeen".