168516668350 has 48 divisors (see below), whose sum is σ = 324761566608. Its totient is φ = 65004387840.

The previous prime is 168516668347. The next prime is 168516668389. The reversal of 168516668350 is 53866615861.

It is a junction number, because it is equal to n+sod(n) for n = 168516668291 and 168516668300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 194004 + ... + 612103.

It is an arithmetic number, because the mean of its divisors is an integer number (6765865971).

Almost surely, 2^168516668350 is an apocalyptic number.

168516668350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

168516668350 is a deficient number, since it is larger than the sum of its proper divisors (156244898258).

168516668350 is a wasteful number, since it uses less digits than its factorization.

168516668350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 806269 (or 806264 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 55.

The spelling of 168516668350 in words is "one hundred sixty-eight billion, five hundred sixteen million, six hundred sixty-eight thousand, three hundred fifty".