168353386850 has 48 divisors (see below), whose sum is σ = 343223541216. Its totient is φ = 60929232000.

The previous prime is 168353386843. The next prime is 168353386889. The reversal of 168353386850 is 58683353861.

It is an unprimeable number.

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, 609299 + ... + 841398.

It is an arithmetic number, because the mean of its divisors is an integer number (7150490442).

Almost surely, 2^168353386850 is an apocalyptic number.

168353386850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

168353386850 is an abundant number, since it is smaller than the sum of its proper divisors (174870154366).

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

168353386850 is a wasteful number, since it uses less digits than its factorization.

168353386850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1450931 (or 1450926 counting only the distinct ones).

The product of its (nonzero) digits is 12441600, while the sum is 56.

The spelling of 168353386850 in words is "one hundred sixty-eight billion, three hundred fifty-three million, three hundred eighty-six thousand, eight hundred fifty".