9820071052 has 18 divisors (see below), whose sum is σ = 18889435124. Its totient is φ = 4463668440.

The previous prime is 9820071049. The next prime is 9820071119. The reversal of 9820071052 is 2501700289.

It is a junction number, because it is equal to n+sod(n) for n = 9820070999 and 9820071017.

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 5 ways as a sum of consecutive naturals, for example, 10144218 + ... + 10145185.

Almost surely, 2^9820071052 is an apocalyptic number.

It is an amenable number.

9820071052 is a deficient number, since it is larger than the sum of its proper divisors (9069364072).

9820071052 is a wasteful number, since it uses less digits than its factorization.

9820071052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20289429 (or 20289416 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 34.

The square root of 9820071052 is about 99096.2716352134. The cubic root of 9820071052 is about 2141.4349019294.

The spelling of 9820071052 in words is "nine billion, eight hundred twenty million, seventy-one thousand, fifty-two".