13477477457 has 2 divisors, whose sum is σ = 13477477458. Its totient is φ = 13477477456.

The previous prime is 13477477421. The next prime is 13477477523. The reversal of 13477477457 is 75477477431.

13477477457 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., 12899507776 + 577969681 = 113576^2 + 24041^2 .

It is a cyclic number.

It is not a de Polignac number, because 13477477457 - 2⁸ = 13477477201 is a prime.

It is not a weakly prime, because it can be changed into another prime (13477474457) 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, 6738738728 + 6738738729.

It is an arithmetic number, because the mean of its divisors is an integer number (6738738729).

Almost surely, 2^13477477457 is an apocalyptic number.

It is an amenable number.

13477477457 is a deficient number, since it is larger than the sum of its proper divisors (1).

13477477457 is an equidigital number, since it uses as much as digits as its factorization.

13477477457 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16134720, while the sum is 56.

The spelling of 13477477457 in words is "thirteen billion, four hundred seventy-seven million, four hundred seventy-seven thousand, four hundred fifty-seven".