284571330028228 has 48 divisors (see below), whose sum is σ = 520198177524480. Its totient is φ = 136039136010624.

The previous prime is 284571330028157. The next prime is 284571330028243. The reversal of 284571330028228 is 822820033175482.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 260674426 + ... + 261763822.

It is an arithmetic number, because the mean of its divisors is an integer number (10837462031760).

Almost surely, 2^{284571330028228} is an apocalyptic number.

It is an amenable number.

284571330028228 is a deficient number, since it is larger than the sum of its proper divisors (235626847496252).

284571330028228 is a wasteful number, since it uses less digits than its factorization.

284571330028228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1111396 (or 1111394 counting only the distinct ones).

The product of its (nonzero) digits is 10321920, while the sum is 55.

The spelling of 284571330028228 in words is "two hundred eighty-four trillion, five hundred seventy-one billion, three hundred thirty million, twenty-eight thousand, two hundred twenty-eight".