255053243777 has 2 divisors, whose sum is σ = 255053243778. Its totient is φ = 255053243776.

The previous prime is 255053243759. The next prime is 255053243791. The reversal of 255053243777 is 777342350552.

255053243777 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 250816665856 + 4236577921 = 500816^2 + 65089^2 .

It is a cyclic number.

It is not a de Polignac number, because 255053243777 - 2¹⁰ = 255053242753 is a prime.

It is a super-2 number, since 2×255053243777² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (255053243717) 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 as a sum of consecutive naturals, namely, 127526621888 + 127526621889.

It is an arithmetic number, because the mean of its divisors is an integer number (127526621889).

Almost surely, 2^255053243777 is an apocalyptic number.

It is an amenable number.

255053243777 is a deficient number, since it is larger than the sum of its proper divisors (1).

255053243777 is an equidigital number, since it uses as much as digits as its factorization.

255053243777 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6174000, while the sum is 50.

The spelling of 255053243777 in words is "two hundred fifty-five billion, fifty-three million, two hundred forty-three thousand, seven hundred seventy-seven".