9708440845 has 8 divisors (see below), whose sum is σ = 11781029880. Its totient is φ = 7679485440.

The previous prime is 9708440827. The next prime is 9708440857. The reversal of 9708440845 is 5480448079.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 325225156 + 9383215689 = 18034^2 + 96867^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 9708440845 - 2⁹ = 9708440333 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10907916 + ... + 10908805.

It is an arithmetic number, because the mean of its divisors is an integer number (1472628735).

Almost surely, 2^9708440845 is an apocalyptic number.

It is an amenable number.

9708440845 is a deficient number, since it is larger than the sum of its proper divisors (2072589035).

9708440845 is a wasteful number, since it uses less digits than its factorization.

9708440845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21816815.

The product of its (nonzero) digits is 1290240, while the sum is 49.

The square root of 9708440845 is about 98531.4205976956. The cubic root of 9708440845 is about 2133.2896660305.

The spelling of 9708440845 in words is "nine billion, seven hundred eight million, four hundred forty thousand, eight hundred forty-five".