285434028036 has 96 divisors (see below), whose sum is σ = 790146846720. Its totient is φ = 88891453728.

The previous prime is 285434028023. The next prime is 285434028041. The reversal of 285434028036 is 630820434582.

285434028036 is a `hidden beast` number, since 28 + 5 + 4 + 340 + 280 + 3 + 6 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 285434027982 and 285434028000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1229340 + ... + 1442963.

It is an arithmetic number, because the mean of its divisors is an integer number (8230696320).

Almost surely, 2^285434028036 is an apocalyptic number.

It is an amenable number.

285434028036 is an abundant number, since it is smaller than the sum of its proper divisors (504712818684).

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

285434028036 is a wasteful number, since it uses less digits than its factorization.

285434028036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2672382 (or 2672374 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 45.

The spelling of 285434028036 in words is "two hundred eighty-five billion, four hundred thirty-four million, twenty-eight thousand, thirty-six".