1689112316 has 24 divisors (see below), whose sum is σ = 3131091936. Its totient is φ = 794554880.

The previous prime is 1689112309. The next prime is 1689112339. The reversal of 1689112316 is 6132119861.

It is a self number, because there is not a number n which added to its sum of digits gives 1689112316.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 295760 + ... + 301416.

It is an arithmetic number, because the mean of its divisors is an integer number (130462164).

Almost surely, 2^1689112316 is an apocalyptic number.

It is an amenable number.

1689112316 is a deficient number, since it is larger than the sum of its proper divisors (1441979620).

1689112316 is a wasteful number, since it uses less digits than its factorization.

1689112316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10069 (or 10067 counting only the distinct ones).

The product of its digits is 15552, while the sum is 38.

The square root of 1689112316 is about 41098.8116129895. The cubic root of 1689112316 is about 1190.9298374837.

The spelling of 1689112316 in words is "one billion, six hundred eighty-nine million, one hundred twelve thousand, three hundred sixteen".