168965358 has 16 divisors (see below), whose sum is σ = 342209280. Its totient is φ = 55608696.

The previous prime is 168965353. The next prime is 168965359. The reversal of 168965358 is 853569861.

It is a self number, because there is not a number n which added to its sum of digits gives 168965358.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (168965351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 177760 + ... + 178707.

It is an arithmetic number, because the mean of its divisors is an integer number (21388080).

Almost surely, 2^168965358 is an apocalyptic number.

168965358 is an abundant number, since it is smaller than the sum of its proper divisors (173243922).

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

168965358 is a wasteful number, since it uses less digits than its factorization.

168965358 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356551.

The product of its digits is 1555200, while the sum is 51.

The square root of 168965358 is about 12998.6675470988. The cubic root of 168965358 is about 552.8397020966.

The spelling of 168965358 in words is "one hundred sixty-eight million, nine hundred sixty-five thousand, three hundred fifty-eight".