255665751301 has 2 divisors, whose sum is σ = 255665751302. Its totient is φ = 255665751300.

The previous prime is 255665751251. The next prime is 255665751311. The reversal of 255665751301 is 103157566552.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 255630348801 + 35402500 = 505599^2 + 5950^2 .

It is a cyclic number.

It is not a de Polignac number, because 255665751301 - 2⁹ = 255665750789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255665751311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127832875650 + 127832875651.

It is an arithmetic number, because the mean of its divisors is an integer number (127832875651).

Almost surely, 2^255665751301 is an apocalyptic number.

It is an amenable number.

255665751301 is a deficient number, since it is larger than the sum of its proper divisors (1).

255665751301 is an equidigital number, since it uses as much as digits as its factorization.

255665751301 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 945000, while the sum is 46.

The spelling of 255665751301 in words is "two hundred fifty-five billion, six hundred sixty-five million, seven hundred fifty-one thousand, three hundred one".