5445596221 has 16 divisors (see below), whose sum is σ = 5938652160. Its totient is φ = 4963472640.

The previous prime is 5445596197. The next prime is 5445596231. The reversal of 5445596221 is 1226955445.

It is a cyclic number.

It is not a de Polignac number, because 5445596221 - 2⁹ = 5445595709 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 (5445596231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 391260 + ... + 404938.

It is an arithmetic number, because the mean of its divisors is an integer number (371165760).

Almost surely, 2^5445596221 is an apocalyptic number.

It is an amenable number.

5445596221 is a deficient number, since it is larger than the sum of its proper divisors (493055939).

5445596221 is a wasteful number, since it uses less digits than its factorization.

5445596221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14076.

The product of its digits is 432000, while the sum is 43.

The square root of 5445596221 is about 73794.2831186807. The cubic root of 5445596221 is about 1759.3347413621.

The spelling of 5445596221 in words is "five billion, four hundred forty-five million, five hundred ninety-six thousand, two hundred twenty-one".