516855582711 has 48 divisors (see below), whose sum is σ = 861628587456. Its totient is φ = 296013408768.

The previous prime is 516855582709. The next prime is 516855582721. The reversal of 516855582711 is 117285558615.

It is a happy number.

516855582711 is a `hidden beast` number, since 5 + 1 + 6 + 8 + 55 + 582 + 7 + 1 + 1 = 666.

It is not a de Polignac number, because 516855582711 - 2¹ = 516855582709 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (516855582721) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2495950 + ... + 2695083.

It is an arithmetic number, because the mean of its divisors is an integer number (17950595572).

Almost surely, 2^516855582711 is an apocalyptic number.

516855582711 is a deficient number, since it is larger than the sum of its proper divisors (344773004745).

516855582711 is a wasteful number, since it uses less digits than its factorization.

516855582711 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5191112 (or 5191109 counting only the distinct ones).

The product of its digits is 3360000, while the sum is 54.

The spelling of 516855582711 in words is "five hundred sixteen billion, eight hundred fifty-five million, five hundred eighty-two thousand, seven hundred eleven".