1601790168 has 64 divisors (see below), whose sum is σ = 4450982400. Its totient is φ = 476228480.

The previous prime is 1601790143. The next prime is 1601790187. The reversal of 1601790168 is 8610971061.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43248 + ... + 71231.

It is an arithmetic number, because the mean of its divisors is an integer number (69546600).

Almost surely, 2^1601790168 is an apocalyptic number.

It is an amenable number.

1601790168 is an abundant number, since it is smaller than the sum of its proper divisors (2849192232).

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

1601790168 is a wasteful number, since it uses less digits than its factorization.

1601790168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114552 (or 114548 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 39.

The square root of 1601790168 is about 40022.3708443166. The cubic root of 1601790168 is about 1170.0431396176.

The spelling of 1601790168 in words is "one billion, six hundred one million, seven hundred ninety thousand, one hundred sixty-eight".