6504631360 has 28 divisors (see below), whose sum is σ = 15489154188. Its totient is φ = 2601852416.

The previous prime is 6504631349. The next prime is 6504631363. The reversal of 6504631360 is 631364056.

It can be written as a sum of positive squares in 2 ways, for example, as 5064884224 + 1439747136 = 71168^2 + 37944^2 .

It is not an unprimeable number, because it can be changed into a prime (6504631363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10163167 + ... + 10163806.

Almost surely, 2^6504631360 is an apocalyptic number.

It is an amenable number.

6504631360 is an abundant number, since it is smaller than the sum of its proper divisors (8984522828).

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

6504631360 is a wasteful number, since it uses less digits than its factorization.

6504631360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20326990 (or 20326980 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 34.

The square root of 6504631360 is about 80651.2948439143. The cubic root of 6504631360 is about 1866.6987194043.

The spelling of 6504631360 in words is "six billion, five hundred four million, six hundred thirty-one thousand, three hundred sixty".