6480509177 has 2 divisors, whose sum is σ = 6480509178. Its totient is φ = 6480509176.

The previous prime is 6480509143. The next prime is 6480509183. The reversal of 6480509177 is 7719050846.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5640610816 + 839898361 = 75104^2 + 28981^2 .

It is a cyclic number.

It is not a de Polignac number, because 6480509177 - 2¹⁴ = 6480492793 is a prime.

It is not a weakly prime, because it can be changed into another prime (6480509107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3240254588 + 3240254589.

It is an arithmetic number, because the mean of its divisors is an integer number (3240254589).

Almost surely, 2^6480509177 is an apocalyptic number.

It is an amenable number.

6480509177 is a deficient number, since it is larger than the sum of its proper divisors (1).

6480509177 is an equidigital number, since it uses as much as digits as its factorization.

6480509177 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 423360, while the sum is 47.

The square root of 6480509177 is about 80501.6097789355. The cubic root of 6480509177 is about 1864.3883335071.

The spelling of 6480509177 in words is "six billion, four hundred eighty million, five hundred nine thousand, one hundred seventy-seven".