5550440555 has 16 divisors (see below), whose sum is σ = 7275916800. Its totient is φ = 4031192160.

The previous prime is 5550440543. The next prime is 5550440579.

5550440555 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5550440555 - 2³⁰ = 4476698731 is a prime.

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, 27635 + ... + 108924.

It is an arithmetic number, because the mean of its divisors is an integer number (454744800).

Almost surely, 2^5550440555 is an apocalyptic number.

5550440555 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

5550440555 is a deficient number, since it is larger than the sum of its proper divisors (1725476245).

5550440555 is a wasteful number, since it uses less digits than its factorization.

5550440555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137314.

The product of its (nonzero) digits is 250000, while the sum is 38.

The square root of 5550440555 is about 74501.2788816407. The cubic root of 5550440555 is about 1770.5538984863.

The spelling of 5550440555 in words is "five billion, five hundred fifty million, four hundred forty thousand, five hundred fifty-five".