555005555011 has 2 divisors, whose sum is σ = 555005555012. Its totient is φ = 555005555010.

The previous prime is 555005555009. The next prime is 555005555017. The reversal of 555005555011 is 110555500555.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 555005555011 - 2¹ = 555005555009 is a prime.

Together with 555005555009, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (555005555017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277502777505 + 277502777506.

It is an arithmetic number, because the mean of its divisors is an integer number (277502777506).

Almost surely, 2^555005555011 is an apocalyptic number.

555005555011 is a deficient number, since it is larger than the sum of its proper divisors (1).

555005555011 is an equidigital number, since it uses as much as digits as its factorization.

555005555011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 78125, while the sum is 37.

The spelling of 555005555011 in words is "five hundred fifty-five billion, five million, five hundred fifty-five thousand, eleven".