489465852815284 has 12 divisors (see below), whose sum is σ = 856572203894400. Its totient is φ = 244730937416888.

The previous prime is 489465852815209. The next prime is 489465852815299. The reversal of 489465852815284 is 482518258564984.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 496693924 + ... + 497678395.

It is an arithmetic number, because the mean of its divisors is an integer number (71381016991200).

Almost surely, 2^{489465852815284} is an apocalyptic number.

It is an amenable number.

489465852815284 is a deficient number, since it is larger than the sum of its proper divisors (367106351079116).

489465852815284 is a wasteful number, since it uses less digits than its factorization.

489465852815284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 994495382 (or 994495380 counting only the distinct ones).

The product of its digits is 7077888000, while the sum is 79.

The spelling of 489465852815284 in words is "four hundred eighty-nine trillion, four hundred sixty-five billion, eight hundred fifty-two million, eight hundred fifteen thousand, two hundred eighty-four".