516868502000 has 40 divisors (see below), whose sum is σ = 1249788042672. Its totient is φ = 206747400000.

The previous prime is 516868501969. The next prime is 516868502039. The reversal of 516868502000 is 205868615.

It is a tau number, because it is divible by the number of its divisors (40).

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

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, 129215126 + ... + 129219125.

Almost surely, 2^516868502000 is an apocalyptic number.

516868502000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

516868502000 is an abundant number, since it is smaller than the sum of its proper divisors (732919540672).

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

516868502000 is a wasteful number, since it uses less digits than its factorization.

516868502000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258434274 (or 258434258 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 41.

The spelling of 516868502000 in words is "five hundred sixteen billion, eight hundred sixty-eight million, five hundred two thousand".