168912150 has 96 divisors (see below), whose sum is σ = 460470528. Its totient is φ = 40636800.

The previous prime is 168912137. The next prime is 168912157. The reversal of 168912150 is 51219861.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (168912157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 275244 + ... + 275856.

It is an arithmetic number, because the mean of its divisors is an integer number (4796568).

Almost surely, 2^168912150 is an apocalyptic number.

168912150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 168912150, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (230235264).

168912150 is an abundant number, since it is smaller than the sum of its proper divisors (291558378).

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

168912150 is a wasteful number, since it uses less digits than its factorization.

168912150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 806 (or 801 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 33.

The square root of 168912150 is about 12996.6207146319. The cubic root of 168912150 is about 552.7816653814.

The spelling of 168912150 in words is "one hundred sixty-eight million, nine hundred twelve thousand, one hundred fifty".