9805011056 has 40 divisors (see below), whose sum is σ = 19252428480. Its totient is φ = 4836738816.

The previous prime is 9805011043. The next prime is 9805011061. The reversal of 9805011056 is 6501105089.

It is a super-2 number, since 2×9805011056² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 2441306 + ... + 2445318.

It is an arithmetic number, because the mean of its divisors is an integer number (481310712).

Almost surely, 2^9805011056 is an apocalyptic number.

It is an amenable number.

9805011056 is a deficient number, since it is larger than the sum of its proper divisors (9447417424).

9805011056 is a wasteful number, since it uses less digits than its factorization.

9805011056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6033 (or 6027 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 35.

The square root of 9805011056 is about 99020.2557863794. The cubic root of 9805011056 is about 2140.3396450460.

The spelling of 9805011056 in words is "nine billion, eight hundred five million, eleven thousand, fifty-six".