555485845399 has 2 divisors, whose sum is σ = 555485845400. Its totient is φ = 555485845398.

The previous prime is 555485845381. The next prime is 555485845433. The reversal of 555485845399 is 993548584555.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 555485845399 - 2⁹ = 555485844887 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (555485845379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277742922699 + 277742922700.

It is an arithmetic number, because the mean of its divisors is an integer number (277742922700).

Almost surely, 2^555485845399 is an apocalyptic number.

555485845399 is a deficient number, since it is larger than the sum of its proper divisors (1).

555485845399 is an equidigital number, since it uses as much as digits as its factorization.

555485845399 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 777600000, while the sum is 70.

The spelling of 555485845399 in words is "five hundred fifty-five billion, four hundred eighty-five million, eight hundred forty-five thousand, three hundred ninety-nine".