255341948977 has 2 divisors, whose sum is σ = 255341948978. Its totient is φ = 255341948976.

The previous prime is 255341948957. The next prime is 255341949001. The reversal of 255341948977 is 779849143552.

255341948977 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 255324047616 + 17901361 = 505296^2 + 4231^2 .

It is a cyclic number.

It is not a de Polignac number, because 255341948977 - 2¹¹ = 255341946929 is a prime.

It is not a weakly prime, because it can be changed into another prime (255341948957) 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, 127670974488 + 127670974489.

It is an arithmetic number, because the mean of its divisors is an integer number (127670974489).

Almost surely, 2^255341948977 is an apocalyptic number.

It is an amenable number.

255341948977 is a deficient number, since it is larger than the sum of its proper divisors (1).

255341948977 is an equidigital number, since it uses as much as digits as its factorization.

255341948977 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 76204800, while the sum is 64.

The spelling of 255341948977 in words is "two hundred fifty-five billion, three hundred forty-one million, nine hundred forty-eight thousand, nine hundred seventy-seven".