55505105063 has 2 divisors, whose sum is σ = 55505105064. Its totient is φ = 55505105062.

The previous prime is 55505105003. The next prime is 55505105081. The reversal of 55505105063 is 36050150555.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55505105063 - 2¹⁸ = 55504842919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55505105003) 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 as a sum of consecutive naturals, namely, 27752552531 + 27752552532.

It is an arithmetic number, because the mean of its divisors is an integer number (27752552532).

Almost surely, 2^55505105063 is an apocalyptic number.

55505105063 is a deficient number, since it is larger than the sum of its proper divisors (1).

55505105063 is an equidigital number, since it uses as much as digits as its factorization.

55505105063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56250, while the sum is 35.

The spelling of 55505105063 in words is "fifty-five billion, five hundred five million, one hundred five thousand, sixty-three".