255429975766367 has 2 divisors, whose sum is σ = 255429975766368. Its totient is φ = 255429975766366.

The previous prime is 255429975766351. The next prime is 255429975766519. The reversal of 255429975766367 is 763667579924552.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 255429975766367 - 2⁴ = 255429975766351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255429975766337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127714987883183 + 127714987883184.

It is an arithmetic number, because the mean of its divisors is an integer number (127714987883184).

Almost surely, 2^{255429975766367} is an apocalyptic number.

255429975766367 is a deficient number, since it is larger than the sum of its proper divisors (1).

255429975766367 is an equidigital number, since it uses as much as digits as its factorization.

255429975766367 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36006768000, while the sum is 83.

The spelling of 255429975766367 in words is "two hundred fifty-five trillion, four hundred twenty-nine billion, nine hundred seventy-five million, seven hundred sixty-six thousand, three hundred sixty-seven".