255405325441499 has 2 divisors, whose sum is σ = 255405325441500. Its totient is φ = 255405325441498.

The previous prime is 255405325441423. The next prime is 255405325441543. The reversal of 255405325441499 is 994144523504552.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 255405325441499 - 2⁸ = 255405325441243 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (255405325411499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127702662720749 + 127702662720750.

It is an arithmetic number, because the mean of its divisors is an integer number (127702662720750).

Almost surely, 2^{255405325441499} is an apocalyptic number.

255405325441499 is a deficient number, since it is larger than the sum of its proper divisors (1).

255405325441499 is an equidigital number, since it uses as much as digits as its factorization.

255405325441499 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 155520000, while the sum is 62.

The spelling of 255405325441499 in words is "two hundred fifty-five trillion, four hundred five billion, three hundred twenty-five million, four hundred forty-one thousand, four hundred ninety-nine".