485819552657 has 8 divisors (see below), whose sum is σ = 490811152896. Its totient is φ = 480836308752.

The previous prime is 485819552611. The next prime is 485819552671. The reversal of 485819552657 is 756255918584.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 485819552657 - 2²⁴ = 485802775441 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 485819552593 and 485819552602.

It is not an unprimeable number, because it can be changed into a prime (485819552557) 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 in 7 ways as a sum of consecutive naturals, for example, 1972178 + ... + 2204795.

It is an arithmetic number, because the mean of its divisors is an integer number (61351394112).

Almost surely, 2^485819552657 is an apocalyptic number.

It is an amenable number.

485819552657 is a deficient number, since it is larger than the sum of its proper divisors (4991600239).

485819552657 is a wasteful number, since it uses less digits than its factorization.

485819552657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4178167.

The product of its digits is 120960000, while the sum is 65.

The spelling of 485819552657 in words is "four hundred eighty-five billion, eight hundred nineteen million, five hundred fifty-two thousand, six hundred fifty-seven".