9667118945 has 24 divisors (see below), whose sum is σ = 13095661992. Its totient is φ = 6840599040.

The previous prime is 9667118933. The next prime is 9667118947. The reversal of 9667118945 is 5498117669.

It can be written as a sum of positive squares in 4 ways, for example, as 5767491136 + 3899627809 = 75944^2 + 62447^2 .

It is not a de Polignac number, because 9667118945 - 2¹⁰ = 9667117921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9667118947) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 193544 + ... + 238313.

It is an arithmetic number, because the mean of its divisors is an integer number (545652583).

Almost surely, 2^9667118945 is an apocalyptic number.

It is an amenable number.

9667118945 is a deficient number, since it is larger than the sum of its proper divisors (3428543047).

9667118945 is a wasteful number, since it uses less digits than its factorization.

9667118945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431921 (or 431910 counting only the distinct ones).

The product of its digits is 3265920, while the sum is 56.

The square root of 9667118945 is about 98321.5080488496. The cubic root of 9667118945 is about 2130.2587315291.

The spelling of 9667118945 in words is "nine billion, six hundred sixty-seven million, one hundred eighteen thousand, nine hundred forty-five".