477161448512717 has 2 divisors, whose sum is σ = 477161448512718. Its totient is φ = 477161448512716.

The previous prime is 477161448512687. The next prime is 477161448512849. The reversal of 477161448512717 is 717215844161774.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 367854716252521 + 109306732260196 = 19179539^2 + 10454986^2 .

It is a cyclic number.

It is not a de Polignac number, because 477161448512717 - 2⁴² = 472763402001613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (477161448512417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 238580724256358 + 238580724256359.

It is an arithmetic number, because the mean of its divisors is an integer number (238580724256359).

Almost surely, 2^{477161448512717} is an apocalyptic number.

It is an amenable number.

477161448512717 is a deficient number, since it is larger than the sum of its proper divisors (1).

477161448512717 is an equidigital number, since it uses as much as digits as its factorization.

477161448512717 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 73758720, while the sum is 65.

The spelling of 477161448512717 in words is "four hundred seventy-seven trillion, one hundred sixty-one billion, four hundred forty-eight million, five hundred twelve thousand, seven hundred seventeen".