9985134957282 has 12 divisors (see below), whose sum is σ = 21634459074150. Its totient is φ = 3328378319088.

The previous prime is 9985134957269. The next prime is 9985134957299. The reversal of 9985134957282 is 2827594315899.

9985134957282 is a `hidden beast` number, since 9 + 9 + 8 + 5 + 1 + 3 + 49 + 572 + 8 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 6977411307441 + 3007723649841 = 2641479^2 + 1734279^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 9985134957282.

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, 277364859907 + ... + 277364859942.

Almost surely, 2^{9985134957282} is an apocalyptic number.

9985134957282 is an abundant number, since it is smaller than the sum of its proper divisors (11649324116868).

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

9985134957282 is a wasteful number, since it uses less digits than its factorization.

9985134957282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 554729719857 (or 554729719854 counting only the distinct ones).

The product of its digits is 391910400, while the sum is 72.

The spelling of 9985134957282 in words is "nine trillion, nine hundred eighty-five billion, one hundred thirty-four million, nine hundred fifty-seven thousand, two hundred eighty-two".