9705681234163 has 16 divisors (see below), whose sum is σ = 10639926110880. Its totient is φ = 8812336293376.

The previous prime is 9705681234107. The next prime is 9705681234173. The reversal of 9705681234163 is 3614321865079.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 9705681234163 - 2²⁹ = 9705144363251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9705681234173) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7707556 + ... + 8877937.

It is an arithmetic number, because the mean of its divisors is an integer number (664995381930).

It is a 1-persistent number, because it is pandigital, but 2⋅9705681234163 = 19411362468326 is not.

Almost surely, 2^{9705681234163} is an apocalyptic number.

9705681234163 is a deficient number, since it is larger than the sum of its proper divisors (934244876717).

9705681234163 is a wasteful number, since it uses less digits than its factorization.

9705681234163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16586726.

The product of its (nonzero) digits is 6531840, while the sum is 55.

The spelling of 9705681234163 in words is "nine trillion, seven hundred five billion, six hundred eighty-one million, two hundred thirty-four thousand, one hundred sixty-three".