517375226944 has 63 divisors (see below), whose sum is σ = 1049523825637. Its totient is φ = 253051272704.

The previous prime is 517375226923. The next prime is 517375226947. The reversal of 517375226944 is 449622573715.

The square root of 517375226944 is 719288.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 450455745600 + 66919481344 = 671160^2 + 258688^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (517375226947) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 270451332 + ... + 270453244.

Almost surely, 2^517375226944 is an apocalyptic number.

517375226944 is the 719288-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 517375226944

517375226944 is an abundant number, since it is smaller than the sum of its proper divisors (532148598693).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

517375226944 is an frugal number, since it uses more digits than its factorization.

517375226944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3932 (or 1962 counting only the distinct ones).

The product of its digits is 12700800, while the sum is 55.

The spelling of 517375226944 in words is "five hundred seventeen billion, three hundred seventy-five million, two hundred twenty-six thousand, nine hundred forty-four".