67713380338 has 4 divisors (see below), whose sum is σ = 101570070510. Its totient is φ = 33856690168.

The previous prime is 67713380311. The next prime is 67713380351. The reversal of 67713380338 is 83308331776.

67713380338 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 66937590729 + 775789609 = 258723^2 + 27853^2 .

It is a junction number, because it is equal to n+sod(n) for n = 67713380291 and 67713380300.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16928345083 + ... + 16928345086.

Almost surely, 2^67713380338 is an apocalyptic number.

67713380338 is a deficient number, since it is larger than the sum of its proper divisors (33856690172).

67713380338 is a wasteful number, since it uses less digits than its factorization.

67713380338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33856690171.

The product of its (nonzero) digits is 1524096, while the sum is 49.

The spelling of 67713380338 in words is "sixty-seven billion, seven hundred thirteen million, three hundred eighty thousand, three hundred thirty-eight".