68107368338171 has 4 divisors (see below), whose sum is σ = 68203429507200. Its totient is φ = 68011307169144.

The previous prime is 68107368338167. The next prime is 68107368338173. The reversal of 68107368338171 is 17183386370186.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 68107368338171 - 2² = 68107368338167 is a prime.

It is a super-2 number, since 2×68107368338171² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (68107368338173) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48030583451 + ... + 48030584868.

It is an arithmetic number, because the mean of its divisors is an integer number (17050857376800).

Almost surely, 2^{68107368338171} is an apocalyptic number.

68107368338171 is a deficient number, since it is larger than the sum of its proper divisors (96061169029).

68107368338171 is an equidigital number, since it uses as much as digits as its factorization.

68107368338171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96061169028.

The product of its (nonzero) digits is 24385536, while the sum is 62.

The spelling of 68107368338171 in words is "sixty-eight trillion, one hundred seven billion, three hundred sixty-eight million, three hundred thirty-eight thousand, one hundred seventy-one".