5545345223 has 4 divisors (see below), whose sum is σ = 6049467528. Its totient is φ = 5041222920.

The previous prime is 5545345219. The next prime is 5545345271. The reversal of 5545345223 is 3225435455.

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

It is a cyclic number.

It is not a de Polignac number, because 5545345223 - 2² = 5545345219 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5545345723) 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, 252061136 + ... + 252061157.

It is an arithmetic number, because the mean of its divisors is an integer number (1512366882).

Almost surely, 2^5545345223 is an apocalyptic number.

5545345223 is a deficient number, since it is larger than the sum of its proper divisors (504122305).

5545345223 is a wasteful number, since it uses less digits than its factorization.

5545345223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504122304.

The product of its digits is 360000, while the sum is 38.

The square root of 5545345223 is about 74467.0747579089. The cubic root of 5545345223 is about 1770.0119401878.

The spelling of 5545345223 in words is "five billion, five hundred forty-five million, three hundred forty-five thousand, two hundred twenty-three".