67170620136316 has 6 divisors (see below), whose sum is σ = 117548585238560. Its totient is φ = 33585310068156.

The previous prime is 67170620136229. The next prime is 67170620136317. The reversal of 67170620136316 is 61363102607176.

It is a self number, because there is not a number n which added to its sum of digits gives 67170620136316.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67170620136317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8396327517036 + ... + 8396327517043.

Almost surely, 2^{67170620136316} is an apocalyptic number.

It is an amenable number.

67170620136316 is a deficient number, since it is larger than the sum of its proper divisors (50377965102244).

67170620136316 is a wasteful number, since it uses less digits than its factorization.

67170620136316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16792655034083 (or 16792655034081 counting only the distinct ones).

The product of its (nonzero) digits is 1143072, while the sum is 49.

The spelling of 67170620136316 in words is "sixty-seven trillion, one hundred seventy billion, six hundred twenty million, one hundred thirty-six thousand, three hundred sixteen".