285928841834 has 16 divisors (see below), whose sum is σ = 429399024768. Its totient is φ = 142795899792.

The previous prime is 285928841833. The next prime is 285928841857. The reversal of 285928841834 is 438148829582.

It is not an unprimeable number, because it can be changed into a prime (285928841833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10546304 + ... + 10573380.

It is an arithmetic number, because the mean of its divisors is an integer number (26837439048).

Almost surely, 2^285928841834 is an apocalyptic number.

285928841834 is a deficient number, since it is larger than the sum of its proper divisors (143470182934).

285928841834 is a wasteful number, since it uses less digits than its factorization.

285928841834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33109.

The product of its digits is 35389440, while the sum is 62.

The spelling of 285928841834 in words is "two hundred eighty-five billion, nine hundred twenty-eight million, eight hundred forty-one thousand, eight hundred thirty-four".