555550555799 has 2 divisors, whose sum is σ = 555550555800. Its totient is φ = 555550555798.

The previous prime is 555550555711. The next prime is 555550555823. The reversal of 555550555799 is 997555055555.

555550555799 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 555550555799 - 2³² = 551255588503 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (555550555199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277775277899 + 277775277900.

It is an arithmetic number, because the mean of its divisors is an integer number (277775277900).

Almost surely, 2^555550555799 is an apocalyptic number.

555550555799 is a deficient number, since it is larger than the sum of its proper divisors (1).

555550555799 is an equidigital number, since it uses as much as digits as its factorization.

555550555799 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 221484375, while the sum is 65.

The spelling of 555550555799 in words is "five hundred fifty-five billion, five hundred fifty million, five hundred fifty-five thousand, seven hundred ninety-nine".