255534152142317 has 2 divisors, whose sum is σ = 255534152142318. Its totient is φ = 255534152142316.

The previous prime is 255534152142287. The next prime is 255534152142341. The reversal of 255534152142317 is 713241251435552.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 248199512413801 + 7334639728516 = 15754349^2 + 2708254^2 .

It is a cyclic number.

It is not a de Polignac number, because 255534152142317 - 2⁴⁰ = 254434640514541 is a prime.

It is a super-2 number, since 2×255534152142317² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255534152142377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127767076071158 + 127767076071159.

It is an arithmetic number, because the mean of its divisors is an integer number (127767076071159).

Almost surely, 2^{255534152142317} is an apocalyptic number.

It is an amenable number.

255534152142317 is a deficient number, since it is larger than the sum of its proper divisors (1).

255534152142317 is an equidigital number, since it uses as much as digits as its factorization.

255534152142317 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5040000, while the sum is 50.

The spelling of 255534152142317 in words is "two hundred fifty-five trillion, five hundred thirty-four billion, one hundred fifty-two million, one hundred forty-two thousand, three hundred seventeen".