9812158282 has 12 divisors (see below), whose sum is σ = 14865436278. Its totient is φ = 4857494000.

The previous prime is 9812158273. The next prime is 9812158357. The reversal of 9812158282 is 2828512189.

It can be written as a sum of positive squares in 3 ways, for example, as 8811764641 + 1000393641 = 93871^2 + 31629^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 220069 + ... + 260872.

Almost surely, 2^9812158282 is an apocalyptic number.

9812158282 is a deficient number, since it is larger than the sum of its proper divisors (5053277996).

9812158282 is a wasteful number, since it uses less digits than its factorization.

9812158282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481145 (or 481044 counting only the distinct ones).

The product of its digits is 184320, while the sum is 46.

The square root of 9812158282 is about 99056.3389289146. The cubic root of 9812158282 is about 2140.8595756411.

The spelling of 9812158282 in words is "nine billion, eight hundred twelve million, one hundred fifty-eight thousand, two hundred eighty-two".