255477326399 has 2 divisors, whose sum is σ = 255477326400. Its totient is φ = 255477326398.

The previous prime is 255477326383. The next prime is 255477326453. The reversal of 255477326399 is 993623774552.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 255477326399 - 2⁴ = 255477326383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255477326329) 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, 127738663199 + 127738663200.

It is an arithmetic number, because the mean of its divisors is an integer number (127738663200).

Almost surely, 2^255477326399 is an apocalyptic number.

255477326399 is a deficient number, since it is larger than the sum of its proper divisors (1).

255477326399 is an equidigital number, since it uses as much as digits as its factorization.

255477326399 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 85730400, while the sum is 62.

The spelling of 255477326399 in words is "two hundred fifty-five billion, four hundred seventy-seven million, three hundred twenty-six thousand, three hundred ninety-nine".