2255752817 has 2 divisors, whose sum is σ = 2255752818. Its totient is φ = 2255752816.

The previous prime is 2255752787. The next prime is 2255752823. The reversal of 2255752817 is 7182575522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1198267456 + 1057485361 = 34616^2 + 32519^2 .

It is a cyclic number.

It is not a de Polignac number, because 2255752817 - 2¹⁴ = 2255736433 is a prime.

It is not a weakly prime, because it can be changed into another prime (2255752897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1127876408 + 1127876409.

It is an arithmetic number, because the mean of its divisors is an integer number (1127876409).

Almost surely, 2^2255752817 is an apocalyptic number.

It is an amenable number.

2255752817 is a deficient number, since it is larger than the sum of its proper divisors (1).

2255752817 is an equidigital number, since it uses as much as digits as its factorization.

2255752817 is an evil number, because the sum of its binary digits is even.

The product of its digits is 392000, while the sum is 44.

The square root of 2255752817 is about 47494.7662063937. The cubic root of 2255752817 is about 1311.4865352160.

The spelling of 2255752817 in words is "two billion, two hundred fifty-five million, seven hundred fifty-two thousand, eight hundred seventeen".