487255073677 has 2 divisors, whose sum is σ = 487255073678. Its totient is φ = 487255073676.

The previous prime is 487255073659. The next prime is 487255073699. The reversal of 487255073677 is 776370552784.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 337852725001 + 149402348676 = 581251^2 + 386526^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-487255073677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (487255073647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 243627536838 + 243627536839.

It is an arithmetic number, because the mean of its divisors is an integer number (243627536839).

Almost surely, 2^487255073677 is an apocalyptic number.

It is an amenable number.

487255073677 is a deficient number, since it is larger than the sum of its proper divisors (1).

487255073677 is an equidigital number, since it uses as much as digits as its factorization.

487255073677 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69148800, while the sum is 61.

The spelling of 487255073677 in words is "four hundred eighty-seven billion, two hundred fifty-five million, seventy-three thousand, six hundred seventy-seven".