6459478233613 has 2 divisors, whose sum is σ = 6459478233614. Its totient is φ = 6459478233612.

The previous prime is 6459478233589. The next prime is 6459478233623. The reversal of 6459478233613 is 3163328749546.

6459478233613 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3682395967849 + 2777082265764 = 1918957^2 + 1666458^2 .

It is a cyclic number.

It is not a de Polignac number, because 6459478233613 - 2¹⁷ = 6459478102541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6459478233623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3229739116806 + 3229739116807.

It is an arithmetic number, because the mean of its divisors is an integer number (3229739116807).

Almost surely, 2^{6459478233613} is an apocalyptic number.

It is an amenable number.

6459478233613 is a deficient number, since it is larger than the sum of its proper divisors (1).

6459478233613 is an equidigital number, since it uses as much as digits as its factorization.

6459478233613 is an evil number, because the sum of its binary digits is even.

The product of its digits is 78382080, while the sum is 61.

The spelling of 6459478233613 in words is "six trillion, four hundred fifty-nine billion, four hundred seventy-eight million, two hundred thirty-three thousand, six hundred thirteen".