516774077897 has 24 divisors (see below), whose sum is σ = 656183449152. Its totient is φ = 402442538400.

The previous prime is 516774077879. The next prime is 516774077903. The reversal of 516774077897 is 798770477615.

It is not a de Polignac number, because 516774077897 - 2⁸ = 516774077641 is a prime.

It is not an unprimeable number, because it can be changed into a prime (516774077797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 629372 + ... + 1195682.

It is an arithmetic number, because the mean of its divisors is an integer number (27340977048).

Almost surely, 2^516774077897 is an apocalyptic number.

It is an amenable number.

516774077897 is a deficient number, since it is larger than the sum of its proper divisors (139409371255).

516774077897 is a wasteful number, since it uses less digits than its factorization.

516774077897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 568029 (or 568022 counting only the distinct ones).

The product of its (nonzero) digits is 145212480, while the sum is 68.

The spelling of 516774077897 in words is "five hundred sixteen billion, seven hundred seventy-four million, seventy-seven thousand, eight hundred ninety-seven".