6504520473 has 12 divisors (see below), whose sum is σ = 10249547568. Its totient is φ = 3942133560.

The previous prime is 6504520459. The next prime is 6504520483. The reversal of 6504520473 is 3740254056.

6504520473 is a `hidden beast` number, since 65 + 0 + 4 + 520 + 4 + 73 = 666.

It is not a de Polignac number, because 6504520473 - 2¹⁴ = 6504504089 is a prime.

It is a super-2 number, since 2×6504520473² = 84617573167352287458, which contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (6504520483) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32851015 + ... + 32851212.

It is an arithmetic number, because the mean of its divisors is an integer number (854128964).

Almost surely, 2^6504520473 is an apocalyptic number.

It is an amenable number.

6504520473 is a deficient number, since it is larger than the sum of its proper divisors (3745027095).

6504520473 is a wasteful number, since it uses less digits than its factorization.

6504520473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65702244 (or 65702241 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 36.

The square root of 6504520473 is about 80650.6073938690. The cubic root of 6504520473 is about 1866.6881118958.

The spelling of 6504520473 in words is "six billion, five hundred four million, five hundred twenty thousand, four hundred seventy-three".