687903333896 has 16 divisors (see below), whose sum is σ = 1289876335440. Its totient is φ = 343936311120.

The previous prime is 687903333833. The next prime is 687903333917. The reversal of 687903333896 is 698333309786.

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 3 ways as a sum of consecutive naturals, for example, 1727966 + ... + 2088461.

It is an arithmetic number, because the mean of its divisors is an integer number (80617270965).

Almost surely, 2^687903333896 is an apocalyptic number.

It is an amenable number.

687903333896 is a deficient number, since it is larger than the sum of its proper divisors (601973001544).

687903333896 is a wasteful number, since it uses less digits than its factorization.

687903333896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3838964 (or 3838960 counting only the distinct ones).

The product of its (nonzero) digits is 105815808, while the sum is 65.

The spelling of 687903333896 in words is "six hundred eighty-seven billion, nine hundred three million, three hundred thirty-three thousand, eight hundred ninety-six".