168351851000 has 32 divisors (see below), whose sum is σ = 393943333680. Its totient is φ = 67340740000.

The previous prime is 168351850993. The next prime is 168351851009. The reversal of 168351851000 is 158153861.

It is a happy number.

168351851000 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (168351851009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84174926 + ... + 84176925.

Almost surely, 2^168351851000 is an apocalyptic number.

168351851000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

168351851000 is an abundant number, since it is smaller than the sum of its proper divisors (225591482680).

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

168351851000 is a wasteful number, since it uses less digits than its factorization.

168351851000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168351872 (or 168351858 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 38.

The spelling of 168351851000 in words is "one hundred sixty-eight billion, three hundred fifty-one million, eight hundred fifty-one thousand".