486478853571 has 4 divisors (see below), whose sum is σ = 648638471432. Its totient is φ = 324319235712.

The previous prime is 486478853563. The next prime is 486478853599. The reversal of 486478853571 is 175358874684.

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

It is not a de Polignac number, because 486478853571 - 2³ = 486478853563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (486478853501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81079808926 + ... + 81079808931.

It is an arithmetic number, because the mean of its divisors is an integer number (162159617858).

Almost surely, 2^486478853571 is an apocalyptic number.

486478853571 is a deficient number, since it is larger than the sum of its proper divisors (162159617861).

486478853571 is a wasteful number, since it uses less digits than its factorization.

486478853571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162159617860.

The product of its digits is 180633600, while the sum is 66.

The spelling of 486478853571 in words is "four hundred eighty-six billion, four hundred seventy-eight million, eight hundred fifty-three thousand, five hundred seventy-one".