6550044155 has 16 divisors (see below), whose sum is σ = 8338378464. Its totient is φ = 4922334720.

The previous prime is 6550044131. The next prime is 6550044161. The reversal of 6550044155 is 5514400556.

It is not a de Polignac number, because 6550044155 - 2¹⁶ = 6549978619 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, 29216 + ... + 118125.

It is an arithmetic number, because the mean of its divisors is an integer number (521148654).

Almost surely, 2^6550044155 is an apocalyptic number.

6550044155 is a deficient number, since it is larger than the sum of its proper divisors (1788334309).

6550044155 is a wasteful number, since it uses less digits than its factorization.

6550044155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147886.

The product of its (nonzero) digits is 60000, while the sum is 35.

The square root of 6550044155 is about 80932.3430712345. The cubic root of 6550044155 is about 1871.0328356957.

The spelling of 6550044155 in words is "six billion, five hundred fifty million, forty-four thousand, one hundred fifty-five".