545550550505 has 8 divisors (see below), whose sum is σ = 675778746624. Its totient is φ = 422361716400.

The previous prime is 545550550483. The next prime is 545550550543. The reversal of 545550550505 is 505055055545.

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

It is not a de Polignac number, because 545550550505 - 2⁸ = 545550550249 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1759840331 + ... + 1759840640.

It is an arithmetic number, because the mean of its divisors is an integer number (84472343328).

Almost surely, 2^545550550505 is an apocalyptic number.

It is an amenable number.

545550550505 is a deficient number, since it is larger than the sum of its proper divisors (130228196119).

545550550505 is a wasteful number, since it uses less digits than its factorization.

545550550505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3519681007.

The product of its (nonzero) digits is 1562500, while the sum is 44.

The spelling of 545550550505 in words is "five hundred forty-five billion, five hundred fifty million, five hundred fifty thousand, five hundred five".