6440050743171 has 8 divisors (see below), whose sum is σ = 8620145742864. Its totient is φ = 4276661452800.

The previous prime is 6440050743107. The next prime is 6440050743199. The reversal of 6440050743171 is 1713470500446.

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

It is not a de Polignac number, because 6440050743171 - 2⁶ = 6440050743107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6440050743271) 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, 4176426430 + ... + 4176427971.

It is an arithmetic number, because the mean of its divisors is an integer number (1077518217858).

Almost surely, 2^{6440050743171} is an apocalyptic number.

6440050743171 is a deficient number, since it is larger than the sum of its proper divisors (2180094999693).

6440050743171 is a wasteful number, since it uses less digits than its factorization.

6440050743171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8352854661.

The product of its (nonzero) digits is 282240, while the sum is 42.

The spelling of 6440050743171 in words is "six trillion, four hundred forty billion, fifty million, seven hundred forty-three thousand, one hundred seventy-one".