9706765565945 has 16 divisors (see below), whose sum is σ = 13595372563968. Its totient is φ = 6514449351360.

The previous prime is 9706765565897. The next prime is 9706765565957. The reversal of 9706765565945 is 5495655676079.

It is not a de Polignac number, because 9706765565945 - 2¹² = 9706765561849 is a prime.

It is a super-2 number, since 2×9706765565945² (a number of 27 digits) contains 22 as substring.

It is a Duffinian 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, 2950383026 + ... + 2950386315.

It is an arithmetic number, because the mean of its divisors is an integer number (849710785248).

Almost surely, 2^{9706765565945} is an apocalyptic number.

It is an amenable number.

9706765565945 is a deficient number, since it is larger than the sum of its proper divisors (3888606998023).

9706765565945 is a wasteful number, since it uses less digits than its factorization.

9706765565945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5900769400.

The product of its (nonzero) digits is 2143260000, while the sum is 74.

The spelling of 9706765565945 in words is "nine trillion, seven hundred six billion, seven hundred sixty-five million, five hundred sixty-five thousand, nine hundred forty-five".