255332315135389 has 2 divisors, whose sum is σ = 255332315135390. Its totient is φ = 255332315135388.

The previous prime is 255332315135351. The next prime is 255332315135441. The reversal of 255332315135389 is 983531513233552.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 198321509832889 + 57010805302500 = 14082667^2 + 7550550^2 .

It is a cyclic number.

It is not a de Polignac number, because 255332315135389 - 2¹¹ = 255332315133341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255336315135389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127666157567694 + 127666157567695.

It is an arithmetic number, because the mean of its divisors is an integer number (127666157567695).

Almost surely, 2^{255332315135389} is an apocalyptic number.

It is an amenable number.

255332315135389 is a deficient number, since it is larger than the sum of its proper divisors (1).

255332315135389 is an equidigital number, since it uses as much as digits as its factorization.

255332315135389 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43740000, while the sum is 58.

The spelling of 255332315135389 in words is "two hundred fifty-five trillion, three hundred thirty-two billion, three hundred fifteen million, one hundred thirty-five thousand, three hundred eighty-nine".