5555552550511 has 2 divisors, whose sum is σ = 5555552550512. Its totient is φ = 5555552550510.

The previous prime is 5555552550503. The next prime is 5555552550571. The reversal of 5555552550511 is 1150552555555.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5555552550511 - 2³ = 5555552550503 is a prime.

It is a super-2 number, since 2×5555552550511² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5555552550571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2777776275255 + 2777776275256.

It is an arithmetic number, because the mean of its divisors is an integer number (2777776275256).

Almost surely, 2^{5555552550511} is an apocalyptic number.

5555552550511 is a deficient number, since it is larger than the sum of its proper divisors (1).

5555552550511 is an equidigital number, since it uses as much as digits as its factorization.

5555552550511 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3906250, while the sum is 49.

The spelling of 5555552550511 in words is "five trillion, five hundred fifty-five billion, five hundred fifty-two million, five hundred fifty thousand, five hundred eleven".