67318999011 has 12 divisors (see below), whose sum is σ = 106078422840. Its totient is φ = 40799393280.

The previous prime is 67318999001. The next prime is 67318999019. The reversal of 67318999011 is 11099981376.

It is a happy number.

It is not a de Polignac number, because 67318999011 - 2²¹ = 67316901859 is a prime.

It is not an unprimeable number, because it can be changed into a prime (67318999019) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 339994846 + ... + 339995043.

It is an arithmetic number, because the mean of its divisors is an integer number (8839868570).

Almost surely, 2^67318999011 is an apocalyptic number.

67318999011 is a deficient number, since it is larger than the sum of its proper divisors (38759423829).

67318999011 is a wasteful number, since it uses less digits than its factorization.

67318999011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 679989906 (or 679989903 counting only the distinct ones).

The product of its (nonzero) digits is 734832, while the sum is 54.

The spelling of 67318999011 in words is "sixty-seven billion, three hundred eighteen million, nine hundred ninety-nine thousand, eleven".