544040555225 has 6 divisors (see below), whose sum is σ = 674610288510. Its totient is φ = 435232444160.

The previous prime is 544040555213. The next prime is 544040555257. The reversal of 544040555225 is 522555040445.

It can be written as a sum of positive squares in 3 ways, for example, as 7818273241 + 536222281984 = 88421^2 + 732272^2 .

It is not a de Polignac number, because 544040555225 - 2⁸ = 544040554969 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10880811080 + ... + 10880811129.

It is an arithmetic number, because the mean of its divisors is an integer number (112435048085).

Almost surely, 2^544040555225 is an apocalyptic number.

It is an amenable number.

544040555225 is a deficient number, since it is larger than the sum of its proper divisors (130569733285).

544040555225 is a wasteful number, since it uses less digits than its factorization.

544040555225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21761622219 (or 21761622214 counting only the distinct ones).

The product of its (nonzero) digits is 800000, while the sum is 41.

The spelling of 544040555225 in words is "five hundred forty-four billion, forty million, five hundred fifty-five thousand, two hundred twenty-five".