255554123674793 has 2 divisors, whose sum is σ = 255554123674794. Its totient is φ = 255554123674792.

The previous prime is 255554123674789. The next prime is 255554123674831. The reversal of 255554123674793 is 397476321455552.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 186106701420649 + 69447422254144 = 13642093^2 + 8333512^2 .

It is a cyclic number.

It is not a de Polignac number, because 255554123674793 - 2² = 255554123674789 is a prime.

It is not a weakly prime, because it can be changed into another prime (255554123674393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127777061837396 + 127777061837397.

It is an arithmetic number, because the mean of its divisors is an integer number (127777061837397).

Almost surely, 2^{255554123674793} is an apocalyptic number.

It is an amenable number.

255554123674793 is a deficient number, since it is larger than the sum of its proper divisors (1).

255554123674793 is an equidigital number, since it uses as much as digits as its factorization.

255554123674793 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 952560000, while the sum is 68.

The spelling of 255554123674793 in words is "two hundred fifty-five trillion, five hundred fifty-four billion, one hundred twenty-three million, six hundred seventy-four thousand, seven hundred ninety-three".