140444168 has 16 divisors (see below), whose sum is σ = 264857580. Its totient is φ = 69815488.

The previous prime is 140444153. The next prime is 140444173. The reversal of 140444168 is 861444041.

140444168 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 134977924 + 5466244 = 11618^2 + 2338^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49355 + ... + 52122.

Almost surely, 2^140444168 is an apocalyptic number.

It is an amenable number.

140444168 is a deficient number, since it is larger than the sum of its proper divisors (124413412).

140444168 is a wasteful number, since it uses less digits than its factorization.

140444168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101656 (or 101652 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 32.

The square root of 140444168 is about 11850.9142263371. The cubic root of 140444168 is about 519.7979589844.

The spelling of 140444168 in words is "one hundred forty million, four hundred forty-four thousand, one hundred sixty-eight".