6550005005555 has 16 divisors (see below), whose sum is σ = 8637139988064. Its totient is φ = 4728868903680.

The previous prime is 6550005005549. The next prime is 6550005005561. The reversal of 6550005005555 is 5555005000556.

It is an interprime number because it is at equal distance from previous prime (6550005005549) and next prime (6550005005561).

It is not a de Polignac number, because 6550005005555 - 2⁴ = 6550005005539 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 434631152 + ... + 434646221.

It is an arithmetic number, because the mean of its divisors is an integer number (539821249254).

Almost surely, 2^{6550005005555} is an apocalyptic number.

6550005005555 is a deficient number, since it is larger than the sum of its proper divisors (2087134982509).

6550005005555 is a wasteful number, since it uses less digits than its factorization.

6550005005555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 869277526.

The product of its (nonzero) digits is 468750, while the sum is 41.

The spelling of 6550005005555 in words is "six trillion, five hundred fifty billion, five million, five thousand, five hundred fifty-five".