5550550066 has 8 divisors (see below), whose sum is σ = 8764026480. Its totient is φ = 2629207908.

The previous prime is 5550550063. The next prime is 5550550073. The reversal of 5550550066 is 6600550555.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (5550550063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73033516 + ... + 73033591.

It is an arithmetic number, because the mean of its divisors is an integer number (1095503310).

Almost surely, 2^5550550066 is an apocalyptic number.

5550550066 is a deficient number, since it is larger than the sum of its proper divisors (3213476414).

5550550066 is a wasteful number, since it uses less digits than its factorization.

5550550066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146067128.

The product of its (nonzero) digits is 112500, while the sum is 37.

The square root of 5550550066 is about 74502.0138385534. The cubic root of 5550550066 is about 1770.5655428384.

The spelling of 5550550066 in words is "five billion, five hundred fifty million, five hundred fifty thousand, sixty-six".