9892796805 has 18 divisors (see below), whose sum is σ = 17148671046. Its totient is φ = 5275802448.

The previous prime is 9892796801. The next prime is 9892796839. The reversal of 9892796805 is 5086972989.

9892796805 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 7914237444 + 1978559361 = 88962^2 + 44481^2 .

It is not a de Polignac number, because 9892796805 - 2² = 9892796801 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9892796801) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 659802 + ... + 674628.

It is an arithmetic number, because the mean of its divisors is an integer number (952703947).

Almost surely, 2^9892796805 is an apocalyptic number.

It is an amenable number.

9892796805 is a deficient number, since it is larger than the sum of its proper divisors (7255874241).

9892796805 is an frugal number, since it uses more digits than its factorization.

9892796805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29665 (or 14835 counting only the distinct ones).

The product of its (nonzero) digits is 19595520, while the sum is 63.

The square root of 9892796805 is about 99462.5397071681. The cubic root of 9892796805 is about 2146.7082712698.

The spelling of 9892796805 in words is "nine billion, eight hundred ninety-two million, seven hundred ninety-six thousand, eight hundred five".