544222444225 has 12 divisors (see below), whose sum is σ = 680807832876. Its totient is φ = 431525050880.

The previous prime is 544222444217. The next prime is 544222444231. The reversal of 544222444225 is 522444222445.

It can be written as a sum of positive squares in 6 ways, for example, as 4889365776 + 539333078449 = 69924^2 + 734393^2 .

It is not a de Polignac number, because 544222444225 - 2³ = 544222444217 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 96319732 + ... + 96325381.

It is an arithmetic number, because the mean of its divisors is an integer number (56733986073).

Almost surely, 2^544222444225 is an apocalyptic number.

It is an amenable number.

544222444225 is a deficient number, since it is larger than the sum of its proper divisors (136585388651).

544222444225 is a wasteful number, since it uses less digits than its factorization.

544222444225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192645236 (or 192645231 counting only the distinct ones).

The product of its digits is 819200, while the sum is 40.

The spelling of 544222444225 in words is "five hundred forty-four billion, two hundred twenty-two million, four hundred forty-four thousand, two hundred twenty-five".