12593404477 has 2 divisors, whose sum is σ = 12593404478. Its totient is φ = 12593404476.

The previous prime is 12593404463. The next prime is 12593404501. The reversal of 12593404477 is 77440439521.

12593404477 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12566634201 + 26770276 = 112101^2 + 5174^2 .

It is a cyclic number.

It is not a de Polignac number, because 12593404477 - 2⁷ = 12593404349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12593404427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6296702238 + 6296702239.

It is an arithmetic number, because the mean of its divisors is an integer number (6296702239).

Almost surely, 2^12593404477 is an apocalyptic number.

It is an amenable number.

12593404477 is a deficient number, since it is larger than the sum of its proper divisors (1).

12593404477 is an equidigital number, since it uses as much as digits as its factorization.

12593404477 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 846720, while the sum is 46.

The spelling of 12593404477 in words is "twelve billion, five hundred ninety-three million, four hundred four thousand, four hundred seventy-seven".