516511616604 has 24 divisors (see below), whose sum is σ = 1205379911568. Its totient is φ = 172143947520.

The previous prime is 516511616531. The next prime is 516511616627. The reversal of 516511616604 is 406616115615.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3242907 + ... + 3398450.

It is an arithmetic number, because the mean of its divisors is an integer number (50224162982).

Almost surely, 2^516511616604 is an apocalyptic number.

It is an amenable number.

516511616604 is an abundant number, since it is smaller than the sum of its proper divisors (688868294964).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

516511616604 is a wasteful number, since it uses less digits than its factorization.

516511616604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6647845 (or 6647843 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 42.

The spelling of 516511616604 in words is "five hundred sixteen billion, five hundred eleven million, six hundred sixteen thousand, six hundred four".