9820285012 has 12 divisors (see below), whose sum is σ = 17193585780. Its totient is φ = 4907831936.

The previous prime is 9820284979. The next prime is 9820285039. The reversal of 9820285012 is 2105820289.

It can be written as a sum of positive squares in 2 ways, for example, as 1783879696 + 8036405316 = 42236^2 + 89646^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 568063 + ... + 585094.

It is an arithmetic number, because the mean of its divisors is an integer number (1432798815).

Almost surely, 2^9820285012 is an apocalyptic number.

It is an amenable number.

9820285012 is a deficient number, since it is larger than the sum of its proper divisors (7373300768).

9820285012 is a wasteful number, since it uses less digits than its factorization.

9820285012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1155290 (or 1155288 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 37.

The square root of 9820285012 is about 99097.3511855892. The cubic root of 9820285012 is about 2141.4504543656.

The spelling of 9820285012 in words is "nine billion, eight hundred twenty million, two hundred eighty-five thousand, twelve".