485809538582 has 4 divisors (see below), whose sum is σ = 728714307876. Its totient is φ = 242904769290.

The previous prime is 485809538581. The next prime is 485809538587. The reversal of 485809538582 is 285835908584.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (485809538581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121452384644 + ... + 121452384647.

It is an arithmetic number, because the mean of its divisors is an integer number (182178576969).

Almost surely, 2^485809538582 is an apocalyptic number.

485809538582 is a deficient number, since it is larger than the sum of its proper divisors (242904769294).

485809538582 is a wasteful number, since it uses less digits than its factorization.

485809538582 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242904769293.

The product of its (nonzero) digits is 110592000, while the sum is 65.

The spelling of 485809538582 in words is "four hundred eighty-five billion, eight hundred nine million, five hundred thirty-eight thousand, five hundred eighty-two".