67938371308 has 12 divisors (see below), whose sum is σ = 119152310872. Its totient is φ = 33894853920.

The previous prime is 67938371273. The next prime is 67938371341. The reversal of 67938371308 is 80317383976.

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, 18580878 + ... + 18584533.

Almost surely, 2^67938371308 is an apocalyptic number.

It is an amenable number.

67938371308 is a deficient number, since it is larger than the sum of its proper divisors (51213939564).

67938371308 is a wasteful number, since it uses less digits than its factorization.

67938371308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37165872 (or 37165870 counting only the distinct ones).

The product of its (nonzero) digits is 4572288, while the sum is 55.

The spelling of 67938371308 in words is "sixty-seven billion, nine hundred thirty-eight million, three hundred seventy-one thousand, three hundred eight".