2205550505055 has 32 divisors (see below), whose sum is σ = 3552440855040. Its totient is φ = 1168465392000.

The previous prime is 2205550505047. The next prime is 2205550505057. The reversal of 2205550505055 is 5505050555022.

It is not a de Polignac number, because 2205550505055 - 2³ = 2205550505047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2205550505057) 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 31 ways as a sum of consecutive naturals, for example, 619086 + ... + 2189604.

It is an arithmetic number, because the mean of its divisors is an integer number (111013776720).

Almost surely, 2^{2205550505055} is an apocalyptic number.

2205550505055 is a deficient number, since it is larger than the sum of its proper divisors (1346890349985).

2205550505055 is a wasteful number, since it uses less digits than its factorization.

2205550505055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1571151.

The product of its (nonzero) digits is 312500, while the sum is 39.

The spelling of 2205550505055 in words is "two trillion, two hundred five billion, five hundred fifty million, five hundred five thousand, fifty-five".