486543856789 has 4 divisors (see below), whose sum is σ = 486549209056. Its totient is φ = 486538504524.

The previous prime is 486543856783. The next prime is 486543856801. The reversal of 486543856789 is 987658345684.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 486543856789 - 2¹⁹ = 486543332501 is a prime.

It is a super-3 number, since 3×486543856789³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (486543856783) 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, 2537379 + ... + 2722384.

It is an arithmetic number, because the mean of its divisors is an integer number (121637302264).

Almost surely, 2^486543856789 is an apocalyptic number.

It is an amenable number.

486543856789 is a deficient number, since it is larger than the sum of its proper divisors (5352267).

486543856789 is an equidigital number, since it uses as much as digits as its factorization.

486543856789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5352266.

The product of its digits is 1393459200, while the sum is 73.

The spelling of 486543856789 in words is "four hundred eighty-six billion, five hundred forty-three million, eight hundred fifty-six thousand, seven hundred eighty-nine".