544356201217 has 2 divisors, whose sum is σ = 544356201218. Its totient is φ = 544356201216.

The previous prime is 544356201209. The next prime is 544356201251. The reversal of 544356201217 is 712102653445.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 375914908161 + 168441293056 = 613119^2 + 410416^2 .

It is a cyclic number.

It is not a de Polignac number, because 544356201217 - 2³ = 544356201209 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 544356201217.

It is not a weakly prime, because it can be changed into another prime (544356201517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272178100608 + 272178100609.

It is an arithmetic number, because the mean of its divisors is an integer number (272178100609).

Almost surely, 2^544356201217 is an apocalyptic number.

It is an amenable number.

544356201217 is a deficient number, since it is larger than the sum of its proper divisors (1).

544356201217 is an equidigital number, since it uses as much as digits as its factorization.

544356201217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 201600, while the sum is 40.

The spelling of 544356201217 in words is "five hundred forty-four billion, three hundred fifty-six million, two hundred one thousand, two hundred seventeen".