168199514 has 16 divisors (see below), whose sum is σ = 303518400. Its totient is φ = 68291424.

The previous prime is 168199489. The next prime is 168199523. The reversal of 168199514 is 415991861.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 315899 + ... + 316430.

It is an arithmetic number, because the mean of its divisors is an integer number (18969900).

Almost surely, 2^168199514 is an apocalyptic number.

168199514 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

168199514 is a deficient number, since it is larger than the sum of its proper divisors (135318886).

168199514 is a wasteful number, since it uses less digits than its factorization.

168199514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 632357.

The product of its digits is 77760, while the sum is 44.

The square root of 168199514 is about 12969.1755327777. The cubic root of 168199514 is about 552.0031790232.

The spelling of 168199514 in words is "one hundred sixty-eight million, one hundred ninety-nine thousand, five hundred fourteen".