550555056011 has 2 divisors, whose sum is σ = 550555056012. Its totient is φ = 550555056010.

The previous prime is 550555055969. The next prime is 550555056013. The reversal of 550555056011 is 110650555055.

It is a happy number.

550555056011 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 a de Polignac number, because none of the positive numbers 2^k-550555056011 is a prime.

It is a super-2 number, since 2×550555056011² (a number of 24 digits) contains 22 as substring.

Together with 550555056013, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (550555056013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275277528005 + 275277528006.

It is an arithmetic number, because the mean of its divisors is an integer number (275277528006).

Almost surely, 2^550555056011 is an apocalyptic number.

550555056011 is a deficient number, since it is larger than the sum of its proper divisors (1).

550555056011 is an equidigital number, since it uses as much as digits as its factorization.

550555056011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 93750, while the sum is 38.

The spelling of 550555056011 in words is "five hundred fifty billion, five hundred fifty-five million, fifty-six thousand, eleven".