5550055505 has 4 divisors (see below), whose sum is σ = 6660066612. Its totient is φ = 4440044400.

The previous prime is 5550055471. The next prime is 5550055513. The reversal of 5550055505 is 5055500555.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1309571344 + 4240484161 = 36188^2 + 65119^2 .

It is not a de Polignac number, because 5550055505 - 2²² = 5545861201 is a prime.

It is a super-2 number, since 2×5550055505² = 61606232217161610050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 555005546 + ... + 555005555.

It is an arithmetic number, because the mean of its divisors is an integer number (1665016653).

Almost surely, 2^5550055505 is an apocalyptic number.

It is an amenable number.

5550055505 is a deficient number, since it is larger than the sum of its proper divisors (1110011107).

5550055505 is a wasteful number, since it uses less digits than its factorization.

5550055505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1110011106.

The product of its (nonzero) digits is 78125, while the sum is 35.

The square root of 5550055505 is about 74498.6946529938. The cubic root of 5550055505 is about 1770.5129547367.

The spelling of 5550055505 in words is "five billion, five hundred fifty million, fifty-five thousand, five hundred five".