9842809716 has 48 divisors (see below), whose sum is σ = 25615497600. Its totient is φ = 3268452096.

The previous prime is 9842809709. The next prime is 9842809729. The reversal of 9842809716 is 6179082489.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 144861 + ... + 201668.

It is an arithmetic number, because the mean of its divisors is an integer number (533656200).

Almost surely, 2^9842809716 is an apocalyptic number.

It is an amenable number.

9842809716 is an abundant number, since it is smaller than the sum of its proper divisors (15772687884).

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

9842809716 is a wasteful number, since it uses less digits than its factorization.

9842809716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346805 (or 346797 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 54.

The square root of 9842809716 is about 99210.9354658044. The cubic root of 9842809716 is about 2143.0864797060.

The spelling of 9842809716 in words is "nine billion, eight hundred forty-two million, eight hundred nine thousand, seven hundred sixteen".