516540216144673 has 12 divisors (see below), whose sum is σ = 601045433542512. Its totient is φ = 442621930780680.

The previous prime is 516540216144647. The next prime is 516540216144677. The reversal of 516540216144673 is 376441612045615.

It is not a de Polignac number, because 516540216144673 - 2²¹ = 516540214047521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (516540216144677) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1509659515 + ... + 1510001632.

It is an arithmetic number, because the mean of its divisors is an integer number (50087119461876).

Almost surely, 2^{516540216144673} is an apocalyptic number.

It is an amenable number.

516540216144673 is a deficient number, since it is larger than the sum of its proper divisors (84505217397839).

516540216144673 is a wasteful number, since it uses less digits than its factorization.

516540216144673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3019664652 (or 3019664645 counting only the distinct ones).

The product of its (nonzero) digits is 14515200, while the sum is 55.

The spelling of 516540216144673 in words is "five hundred sixteen trillion, five hundred forty billion, two hundred sixteen million, one hundred forty-four thousand, six hundred seventy-three".