5550565155 has 32 divisors (see below), whose sum is σ = 8937575424. Its totient is φ = 2941476096.

The previous prime is 5550565109. The next prime is 5550565177. The reversal of 5550565155 is 5515650555.

It is not a de Polignac number, because 5550565155 - 2¹¹ = 5550563107 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1627462 + ... + 1630868.

It is an arithmetic number, because the mean of its divisors is an integer number (279299232).

Almost surely, 2^5550565155 is an apocalyptic number.

5550565155 is a deficient number, since it is larger than the sum of its proper divisors (3387010269).

5550565155 is a wasteful number, since it uses less digits than its factorization.

5550565155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4075.

The product of its (nonzero) digits is 468750, while the sum is 42.

The square root of 5550565155 is about 74502.1151042036. The cubic root of 5550565155 is about 1770.5671472463.

It can be divided in two parts, 555056 and 5155, that added together give a triangular number (560211 = T₁₀₅₈).

The spelling of 5550565155 in words is "five billion, five hundred fifty million, five hundred sixty-five thousand, one hundred fifty-five".