284005516272 has 40 divisors (see below), whose sum is σ = 733746157776. Its totient is φ = 94660087296.

The previous prime is 284005516199. The next prime is 284005516279. The reversal of 284005516272 is 272615500482.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (284005516279) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 294538 + ... + 809174.

Almost surely, 2^284005516272 is an apocalyptic number.

It is an amenable number.

284005516272 is an abundant number, since it is smaller than the sum of its proper divisors (449740641504).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

284005516272 is a wasteful number, since it uses less digits than its factorization.

284005516272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526145 (or 526139 counting only the distinct ones).

The product of its (nonzero) digits is 268800, while the sum is 42.

The spelling of 284005516272 in words is "two hundred eighty-four billion, five million, five hundred sixteen thousand, two hundred seventy-two".