486315283551866 has 4 divisors (see below), whose sum is σ = 729472925327802. Its totient is φ = 243157641775932.

The previous prime is 486315283551847. The next prime is 486315283551869. The reversal of 486315283551866 is 668155382513684.

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

It can be written as a sum of positive squares in only one way, i.e., 281720279475625 + 204595004076241 = 16784525^2 + 14303671^2 .

It is a super-2 number, since 2×486315283551866² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 486315283551866.

It is not an unprimeable number, because it can be changed into a prime (486315283551869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121578820887965 + ... + 121578820887968.

Almost surely, 2^{486315283551866} is an apocalyptic number.

486315283551866 is a deficient number, since it is larger than the sum of its proper divisors (243157641775936).

486315283551866 is a wasteful number, since it uses less digits than its factorization.

486315283551866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243157641775935.

The product of its digits is 995328000, while the sum is 71.

The spelling of 486315283551866 in words is "four hundred eighty-six trillion, three hundred fifteen billion, two hundred eighty-three million, five hundred fifty-one thousand, eight hundred sixty-six".