284566816964 has 12 divisors (see below), whose sum is σ = 498056465424. Its totient is φ = 142264969704.

The previous prime is 284566816943. The next prime is 284566816997. The reversal of 284566816964 is 469618665482.

It is a self number, because there is not a number n which added to its sum of digits gives 284566816964.

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, 4574942 + ... + 4636725.

It is an arithmetic number, because the mean of its divisors is an integer number (41504705452).

Almost surely, 2^284566816964 is an apocalyptic number.

It is an amenable number.

284566816964 is a deficient number, since it is larger than the sum of its proper divisors (213489648460).

284566816964 is a wasteful number, since it uses less digits than its factorization.

284566816964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9219394 (or 9219392 counting only the distinct ones).

The product of its digits is 119439360, while the sum is 65.

The spelling of 284566816964 in words is "two hundred eighty-four billion, five hundred sixty-six million, eight hundred sixteen thousand, nine hundred sixty-four".