9617094772765 has 16 divisors (see below), whose sum is σ = 11890286730288. Its totient is φ = 7461822491136.

The previous prime is 9617094772667. The next prime is 9617094772799. The reversal of 9617094772765 is 5672774907169.

It can be written as a sum of positive squares in 8 ways, for example, as 673866959236 + 8943227813529 = 820894^2 + 2990523^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9617094772765 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9617094772694 and 9617094772703.

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, 82984102 + ... + 83099911.

It is an arithmetic number, because the mean of its divisors is an integer number (743142920643).

Almost surely, 2^{9617094772765} is an apocalyptic number.

It is an amenable number.

9617094772765 is a deficient number, since it is larger than the sum of its proper divisors (2273191957523).

9617094772765 is a wasteful number, since it uses less digits than its factorization.

9617094772765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166084368.

The product of its (nonzero) digits is 280052640, while the sum is 70.

The spelling of 9617094772765 in words is "nine trillion, six hundred seventeen billion, ninety-four million, seven hundred seventy-two thousand, seven hundred sixty-five".