1688106848 has 24 divisors (see below), whose sum is σ = 3324624912. Its totient is φ = 843757696.

The previous prime is 1688106821. The next prime is 1688106853. The reversal of 1688106848 is 8486018861.

It is a junction number, because it is equal to n+sod(n) for n = 1688106796 and 1688106805.

It is a congruent number.

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, 105386 + ... + 120342.

It is an arithmetic number, because the mean of its divisors is an integer number (138526038).

Almost surely, 2^1688106848 is an apocalyptic number.

It is an amenable number.

1688106848 is a deficient number, since it is larger than the sum of its proper divisors (1636518064).

1688106848 is a wasteful number, since it uses less digits than its factorization.

1688106848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18494 (or 18486 counting only the distinct ones).

The product of its (nonzero) digits is 589824, while the sum is 50.

The square root of 1688106848 is about 41086.5774675867. The cubic root of 1688106848 is about 1190.6934846359.

The spelling of 1688106848 in words is "one billion, six hundred eighty-eight million, one hundred six thousand, eight hundred forty-eight".