6504873943 has 8 divisors (see below), whose sum is σ = 6532263936. Its totient is φ = 6477504600.

The previous prime is 6504873923. The next prime is 6504873967. The reversal of 6504873943 is 3493784056.

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 6504873943 - 2²⁵ = 6471319511 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6504873923) 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, 1120378 + ... + 1126168.

It is an arithmetic number, because the mean of its divisors is an integer number (816532992).

Almost surely, 2^6504873943 is an apocalyptic number.

6504873943 is a deficient number, since it is larger than the sum of its proper divisors (27389993).

6504873943 is a wasteful number, since it uses less digits than its factorization.

6504873943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10325.

The product of its (nonzero) digits is 2177280, while the sum is 49.

The square root of 6504873943 is about 80652.7987301123. The cubic root of 6504873943 is about 1866.7219246007.

The spelling of 6504873943 in words is "six billion, five hundred four million, eight hundred seventy-three thousand, nine hundred forty-three".