6871629172179 has 4 divisors (see below), whose sum is σ = 9162172229576. Its totient is φ = 4581086114784.

The previous prime is 6871629172159. The next prime is 6871629172207. The reversal of 6871629172179 is 9712719261786.

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

It is not a de Polignac number, because 6871629172179 - 2⁸ = 6871629171923 is a prime.

It is a super-4 number, since 4×6871629172179⁴ (a number of 52 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6871629172159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1145271528694 + ... + 1145271528699.

It is an arithmetic number, because the mean of its divisors is an integer number (2290543057394).

Almost surely, 2^{6871629172179} is an apocalyptic number.

6871629172179 is a deficient number, since it is larger than the sum of its proper divisors (2290543057397).

6871629172179 is a wasteful number, since it uses less digits than its factorization.

6871629172179 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2290543057396.

The product of its digits is 32006016, while the sum is 66.

The spelling of 6871629172179 in words is "six trillion, eight hundred seventy-one billion, six hundred twenty-nine million, one hundred seventy-two thousand, one hundred seventy-nine".