67116616 has 16 divisors (see below), whose sum is σ = 143821440. Its totient is φ = 28764240.

The previous prime is 67116601. The next prime is 67116619. The reversal of 67116616 is 61661176.

It is not an unprimeable number, because it can be changed into a prime (67116619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 599200 + ... + 599311.

It is an arithmetic number, because the mean of its divisors is an integer number (8988840).

Almost surely, 2^67116616 is an apocalyptic number.

It is an amenable number.

67116616 is an abundant number, since it is smaller than the sum of its proper divisors (76704824).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

67116616 is a wasteful number, since it uses less digits than its factorization.

67116616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1198524 (or 1198520 counting only the distinct ones).

The product of its digits is 9072, while the sum is 34.

The square root of 67116616 is about 8192.4731308684. The cubic root of 67116616 is about 406.3903159957.

The spelling of 67116616 in words is "sixty-seven million, one hundred sixteen thousand, six hundred sixteen".