6641267441171 has 8 divisors (see below), whose sum is σ = 7245948803184. Its totient is φ = 6036741041920.

The previous prime is 6641267441087. The next prime is 6641267441189. The reversal of 6641267441171 is 1711447621466.

It is a happy number.

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 6641267441171 - 2²⁶ = 6641200332307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6641267641171) 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, 38651066 + ... + 38822511.

It is an arithmetic number, because the mean of its divisors is an integer number (905743600398).

Almost surely, 2^{6641267441171} is an apocalyptic number.

6641267441171 is a deficient number, since it is larger than the sum of its proper divisors (604681362013).

6641267441171 is a wasteful number, since it uses less digits than its factorization.

6641267441171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77481381.

The product of its digits is 1354752, while the sum is 50.

The spelling of 6641267441171 in words is "six trillion, six hundred forty-one billion, two hundred sixty-seven million, four hundred forty-one thousand, one hundred seventy-one".