517112443046345 has 8 divisors (see below), whose sum is σ = 620548255855176. Its totient is φ = 413681071637376.

The previous prime is 517112443046239. The next prime is 517112443046347. The reversal of 517112443046345 is 543640344211715.

It can be written as a sum of positive squares in 4 ways, for example, as 13901533282576 + 503210909763769 = 3728476^2 + 22432363^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 517112443046345 - 2⁴² = 512714396535241 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 517112443046293 and 517112443046302.

It is not an unprimeable number, because it can be changed into a prime (517112443046347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1110093812 + ... + 1110559541.

It is an arithmetic number, because the mean of its divisors is an integer number (77568531981897).

Almost surely, 2^{517112443046345} is an apocalyptic number.

It is an amenable number.

517112443046345 is a deficient number, since it is larger than the sum of its proper divisors (103435812808831).

517112443046345 is a wasteful number, since it uses less digits than its factorization.

517112443046345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2220699931.

The product of its (nonzero) digits is 4838400, while the sum is 50.

The spelling of 517112443046345 in words is "five hundred seventeen trillion, one hundred twelve billion, four hundred forty-three million, forty-six thousand, three hundred forty-five".