6480631459 has 2 divisors, whose sum is σ = 6480631460. Its totient is φ = 6480631458.

The previous prime is 6480631447. The next prime is 6480631513. The reversal of 6480631459 is 9541360846.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6480631459 - 2¹¹ = 6480629411 is a prime.

It is not a weakly prime, because it can be changed into another prime (6480631159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3240315729 + 3240315730.

It is an arithmetic number, because the mean of its divisors is an integer number (3240315730).

Almost surely, 2^6480631459 is an apocalyptic number.

6480631459 is a deficient number, since it is larger than the sum of its proper divisors (1).

6480631459 is an equidigital number, since it uses as much as digits as its factorization.

6480631459 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 622080, while the sum is 46.

The square root of 6480631459 is about 80502.3692756927. The cubic root of 6480631459 is about 1864.4000599365.

The spelling of 6480631459 in words is "six billion, four hundred eighty million, six hundred thirty-one thousand, four hundred fifty-nine".