555005505511 has 2 divisors, whose sum is σ = 555005505512. Its totient is φ = 555005505510.

The previous prime is 555005505479. The next prime is 555005505533. The reversal of 555005505511 is 115505500555.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 555005505511 - 2⁵ = 555005505479 is a prime.

It is a super-2 number, since 2×555005505511² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (555005505581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277502752755 + 277502752756.

It is an arithmetic number, because the mean of its divisors is an integer number (277502752756).

Almost surely, 2^555005505511 is an apocalyptic number.

555005505511 is a deficient number, since it is larger than the sum of its proper divisors (1).

555005505511 is an equidigital number, since it uses as much as digits as its factorization.

555005505511 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 555005505511 in words is "five hundred fifty-five billion, five million, five hundred five thousand, five hundred eleven".