516464527977 has 8 divisors (see below), whose sum is σ = 765132634080. Its totient is φ = 344309685300.

The previous prime is 516464527973. The next prime is 516464527987. The reversal of 516464527977 is 779725464615.

516464527977 is a `hidden beast` number, since 5 + 1 + 6 + 46 + 452 + 79 + 77 = 666.

It is not a de Polignac number, because 516464527977 - 2² = 516464527973 is a prime.

It is not an unprimeable number, because it can be changed into a prime (516464527973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9564157899 + ... + 9564157952.

It is an arithmetic number, because the mean of its divisors is an integer number (95641579260).

Almost surely, 2^516464527977 is an apocalyptic number.

It is an amenable number.

516464527977 is a deficient number, since it is larger than the sum of its proper divisors (248668106103).

516464527977 is a wasteful number, since it uses less digits than its factorization.

516464527977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19128315860 (or 19128315854 counting only the distinct ones).

The product of its digits is 88905600, while the sum is 63.

The spelling of 516464527977 in words is "five hundred sixteen billion, four hundred sixty-four million, five hundred twenty-seven thousand, nine hundred seventy-seven".