285243917622 has 8 divisors (see below), whose sum is σ = 570487835256. Its totient is φ = 95081305872.

The previous prime is 285243917531. The next prime is 285243917639. The reversal of 285243917622 is 226719342582.

It is a sphenic number, since it is the product of 3 distinct primes.

285243917622 is an admirable number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 23770326463 + ... + 23770326474.

It is an arithmetic number, because the mean of its divisors is an integer number (71310979407).

Almost surely, 2^285243917622 is an apocalyptic number.

285243917622 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

285243917622 is a wasteful number, since it uses less digits than its factorization.

285243917622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47540652942.

The product of its digits is 2903040, while the sum is 51.

The spelling of 285243917622 in words is "two hundred eighty-five billion, two hundred forty-three million, nine hundred seventeen thousand, six hundred twenty-two".