168516683350 has 24 divisors (see below), whose sum is σ = 314741638728. Its totient is φ = 67126972800.

The previous prime is 168516683303. The next prime is 168516683351. The reversal of 168516683350 is 53386615861.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (168516683351) 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 11 ways as a sum of consecutive naturals, for example, 6980344 + ... + 7004443.

It is an arithmetic number, because the mean of its divisors is an integer number (13114234947).

Almost surely, 2^168516683350 is an apocalyptic number.

168516683350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

168516683350 is a deficient number, since it is larger than the sum of its proper divisors (146224955378).

168516683350 is a wasteful number, since it uses less digits than its factorization.

168516683350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13985040 (or 13985035 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 52.

The spelling of 168516683350 in words is "one hundred sixty-eight billion, five hundred sixteen million, six hundred eighty-three thousand, three hundred fifty".