67324380138 has 48 divisors (see below), whose sum is σ = 150677280000. Its totient is φ = 21702784320.

The previous prime is 67324380133. The next prime is 67324380199. The reversal of 67324380138 is 83108342376.

It is a junction number, because it is equal to n+sod(n) for n = 67324380093 and 67324380102.

It is not an unprimeable number, because it can be changed into a prime (67324380133) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 796198 + ... + 876686.

It is an arithmetic number, because the mean of its divisors is an integer number (3139110000).

Almost surely, 2^67324380138 is an apocalyptic number.

67324380138 is an abundant number, since it is smaller than the sum of its proper divisors (83352899862).

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

67324380138 is a wasteful number, since it uses less digits than its factorization.

67324380138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82027 (or 82024 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

The spelling of 67324380138 in words is "sixty-seven billion, three hundred twenty-four million, three hundred eighty thousand, one hundred thirty-eight".