67616012 has 12 divisors (see below), whose sum is σ = 119013216. Its totient is φ = 33612240.

The previous prime is 67615979. The next prime is 67616039. The reversal of 67616012 is 21061676.

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, 48164 + ... + 49547.

It is an arithmetic number, because the mean of its divisors is an integer number (9917768).

Almost surely, 2^67616012 is an apocalyptic number.

It is an amenable number.

67616012 is a deficient number, since it is larger than the sum of its proper divisors (51397204).

67616012 is a wasteful number, since it uses less digits than its factorization.

67616012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97888 (or 97886 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 67616012 is about 8222.8955970510. The cubic root of 67616012 is about 407.3957719558.

Adding to 67616012 its reverse (21061676), we get a palindrome (88677688).

The spelling of 67616012 in words is "sixty-seven million, six hundred sixteen thousand, twelve".