6386967167881 has 8 divisors (see below), whose sum is σ = 6414503378400. Its totient is φ = 6359432020512.

The previous prime is 6386967167839. The next prime is 6386967167887. The reversal of 6386967167881 is 1887617696836.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6386967167881 - 2¹³ = 6386967159689 is a prime.

It is a super-2 number, since 2×6386967167881² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6386967167798 and 6386967167807.

It is not an unprimeable number, because it can be changed into a prime (6386967167887) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13253746 + ... + 13727188.

It is an arithmetic number, because the mean of its divisors is an integer number (801812922300).

Almost surely, 2^{6386967167881} is an apocalyptic number.

It is an amenable number.

6386967167881 is a deficient number, since it is larger than the sum of its proper divisors (27536210519).

6386967167881 is a wasteful number, since it uses less digits than its factorization.

6386967167881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531575.

The product of its digits is 877879296, while the sum is 76.

The spelling of 6386967167881 in words is "six trillion, three hundred eighty-six billion, nine hundred sixty-seven million, one hundred sixty-seven thousand, eight hundred eighty-one".