6496854173189 has 4 divisors (see below), whose sum is σ = 6525224715660. Its totient is φ = 6468483630720.

The previous prime is 6496854173153. The next prime is 6496854173267. The reversal of 6496854173189 is 9813714586946.

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

It can be written as a sum of positive squares in 2 ways, for example, as 5516720512900 + 980133660289 = 2348770^2 + 990017^2 .

It is a cyclic number.

It is not a de Polignac number, because 6496854173189 - 2²⁴ = 6496837395973 is a prime.

It is a super-2 number, since 2×6496854173189² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6496854173149) 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, 14185270892 + ... + 14185271349.

It is an arithmetic number, because the mean of its divisors is an integer number (1631306178915).

Almost surely, 2^{6496854173189} is an apocalyptic number.

It is an amenable number.

6496854173189 is a deficient number, since it is larger than the sum of its proper divisors (28370542471).

6496854173189 is a wasteful number, since it uses less digits than its factorization.

6496854173189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28370542470.

The product of its digits is 313528320, while the sum is 71.

The spelling of 6496854173189 in words is "six trillion, four hundred ninety-six billion, eight hundred fifty-four million, one hundred seventy-three thousand, one hundred eighty-nine".