5445505220 has 24 divisors (see below), whose sum is σ = 11437020504. Its totient is φ = 2177924096.

The previous prime is 5445505207. The next prime is 5445505223. The reversal of 5445505220 is 225055445.

It can be written as a sum of positive squares in 4 ways, for example, as 3223514176 + 2221991044 = 56776^2 + 47138^2 .

It is not an unprimeable number, because it can be changed into a prime (5445505223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 227252 + ... + 250068.

It is an arithmetic number, because the mean of its divisors is an integer number (476542521).

Almost surely, 2^5445505220 is an apocalyptic number.

It is an amenable number.

5445505220 is an abundant number, since it is smaller than the sum of its proper divisors (5991515284).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5445505220 is a wasteful number, since it uses less digits than its factorization.

5445505220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34759 (or 34757 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 32.

The square root of 5445505220 is about 73793.6665304008. Note that the first 3 decimals coincide. The cubic root of 5445505220 is about 1759.3249412652.

The spelling of 5445505220 in words is "five billion, four hundred forty-five million, five hundred five thousand, two hundred twenty".