6491224419672 has 64 divisors (see below), whose sum is σ = 16261422595200. Its totient is φ = 2159297084160.

The previous prime is 6491224419637. The next prime is 6491224419677. The reversal of 6491224419672 is 2769144221946.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6491224419677) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27361579 + ... + 27597797.

It is an arithmetic number, because the mean of its divisors is an integer number (254084728050).

Almost surely, 2^{6491224419672} is an apocalyptic number.

It is an amenable number.

6491224419672 is an abundant number, since it is smaller than the sum of its proper divisors (9770198175528).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6491224419672 is a wasteful number, since it uses less digits than its factorization.

6491224419672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238576 (or 238572 counting only the distinct ones).

The product of its digits is 10450944, while the sum is 57.

The spelling of 6491224419672 in words is "six trillion, four hundred ninety-one billion, two hundred twenty-four million, four hundred nineteen thousand, six hundred seventy-two".