68016716 has 18 divisors (see below), whose sum is σ = 123281340. Its totient is φ = 32834032.

The previous prime is 68016703. The next prime is 68016743. The reversal of 68016716 is 61761086.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6746 + ... + 13473.

Almost surely, 2^68016716 is an apocalyptic number.

It is an amenable number.

68016716 is a deficient number, since it is larger than the sum of its proper divisors (55264624).

68016716 is a wasteful number, since it uses less digits than its factorization.

68016716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20281 (or 20250 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 68016716 is about 8247.2247453310. The cubic root of 68016716 is about 408.1989530136.

The spelling of 68016716 in words is "sixty-eight million, sixteen thousand, seven hundred sixteen".