485500657 has 2 divisors, whose sum is σ = 485500658. Its totient is φ = 485500656.

The previous prime is 485500651. The next prime is 485500667. The reversal of 485500657 is 756005584.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 395174641 + 90326016 = 19879^2 + 9504^2 .

It is a cyclic number.

It is not a de Polignac number, because 485500657 - 2⁷ = 485500529 is a prime.

It is not a weakly prime, because it can be changed into another prime (485500651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242750328 + 242750329.

It is an arithmetic number, because the mean of its divisors is an integer number (242750329).

Almost surely, 2^485500657 is an apocalyptic number.

It is an amenable number.

485500657 is a deficient number, since it is larger than the sum of its proper divisors (1).

485500657 is an equidigital number, since it uses as much as digits as its factorization.

485500657 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168000, while the sum is 40.

The square root of 485500657 is about 22034.0794452593. The cubic root of 485500657 is about 785.9530566745.

The spelling of 485500657 in words is "four hundred eighty-five million, five hundred thousand, six hundred fifty-seven".