284571323812842 has 16 divisors (see below), whose sum is σ = 620882888319072. Its totient is φ = 86233734488720.

The previous prime is 284571323812837. The next prime is 284571323812849. The reversal of 284571323812842 is 248218323175482.

It is not an unprimeable number, because it can be changed into a prime (284571323812849) 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, 2155843362153 + ... + 2155843362284.

It is an arithmetic number, because the mean of its divisors is an integer number (38805180519942).

Almost surely, 2^{284571323812842} is an apocalyptic number.

284571323812842 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

284571323812842 is an abundant number, since it is smaller than the sum of its proper divisors (336311564506230).

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

284571323812842 is a wasteful number, since it uses less digits than its factorization.

284571323812842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4311686724453.

The product of its digits is 41287680, while the sum is 60.

The spelling of 284571323812842 in words is "two hundred eighty-four trillion, five hundred seventy-one billion, three hundred twenty-three million, eight hundred twelve thousand, eight hundred forty-two".