5444661223 has 16 divisors (see below), whose sum is σ = 6173337600. Its totient is φ = 4774667040.

The previous prime is 5444661217. The next prime is 5444661251. The reversal of 5444661223 is 3221664445.

It is a cyclic number.

It is not a de Polignac number, because 5444661223 - 2⁵ = 5444661191 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 (5444661203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 187408 + ... + 214501.

It is an arithmetic number, because the mean of its divisors is an integer number (385833600).

Almost surely, 2^5444661223 is an apocalyptic number.

5444661223 is a deficient number, since it is larger than the sum of its proper divisors (728676377).

5444661223 is a wasteful number, since it uses less digits than its factorization.

5444661223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401982.

The product of its digits is 138240, while the sum is 37.

The square root of 5444661223 is about 73787.9476811762. The cubic root of 5444661223 is about 1759.2340441778.

The spelling of 5444661223 in words is "five billion, four hundred forty-four million, six hundred sixty-one thousand, two hundred twenty-three".