16307566768 has 20 divisors (see below), whose sum is σ = 31656339688. Its totient is φ = 8138188800.

The previous prime is 16307566747. The next prime is 16307566799. The reversal of 16307566768 is 86766570361.

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, 966033 + ... + 982768.

Almost surely, 2^16307566768 is an apocalyptic number.

It is an amenable number.

16307566768 is a deficient number, since it is larger than the sum of its proper divisors (15348772920).

16307566768 is a wasteful number, since it uses less digits than its factorization.

16307566768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1949332 (or 1949326 counting only the distinct ones).

The product of its (nonzero) digits is 7620480, while the sum is 55.

The spelling of 16307566768 in words is "sixteen billion, three hundred seven million, five hundred sixty-six thousand, seven hundred sixty-eight".