5555555541663 has 16 divisors (see below), whose sum is σ = 7665390720000. Its totient is φ = 3574797212000.

The previous prime is 5555555541533. The next prime is 5555555541677. The reversal of 5555555541663 is 3661455555555.

It is a cyclic number.

It is not a de Polignac number, because 5555555541663 - 2⁸ = 5555555541407 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5555555541597 and 5555555541606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5555555546663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10385463 + ... + 10907288.

It is an arithmetic number, because the mean of its divisors is an integer number (479086920000).

Almost surely, 2^{5555555541663} is an apocalyptic number.

5555555541663 is a deficient number, since it is larger than the sum of its proper divisors (2109835178337).

5555555541663 is a wasteful number, since it uses less digits than its factorization.

5555555541663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21295782.

The product of its digits is 168750000, while the sum is 60.

The spelling of 5555555541663 in words is "five trillion, five hundred fifty-five billion, five hundred fifty-five million, five hundred forty-one thousand, six hundred sixty-three".