5550556605 has 32 divisors (see below), whose sum is σ = 9693941760. Its totient is φ = 2689596480.

The previous prime is 5550556579. The next prime is 5550556607. The reversal of 5550556605 is 5066550555.

It is not a de Polignac number, because 5550556605 - 2⁹ = 5550556093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5550556607) 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, 301084 + ... + 318986.

It is an arithmetic number, because the mean of its divisors is an integer number (302935680).

Almost surely, 2^5550556605 is an apocalyptic number.

5550556605 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5550556605 is a deficient number, since it is larger than the sum of its proper divisors (4143385155).

5550556605 is a wasteful number, since it uses less digits than its factorization.

5550556605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19801.

The product of its (nonzero) digits is 562500, while the sum is 42.

The square root of 5550556605 is about 74502.0577232602. The cubic root of 5550556605 is about 1770.5662381283.

The spelling of 5550556605 in words is "five billion, five hundred fifty million, five hundred fifty-six thousand, six hundred five".