9133172723268 has 54 divisors (see below), whose sum is σ = 25376214307262. Its totient is φ = 2767628096640.

The previous prime is 9133172723231. The next prime is 9133172723293. The reversal of 9133172723268 is 8623272713319.

It is a happy number.

9133172723268 is a `hidden beast` number, since 9 + 1 + 33 + 17 + 272 + 326 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 8655846494724 + 477326228544 = 2942082^2 + 690888^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1048339621 + ... + 1048348332.

Almost surely, 2^{9133172723268} is an apocalyptic number.

It is an amenable number.

9133172723268 is an abundant number, since it is smaller than the sum of its proper divisors (16243041583994).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9133172723268 is a wasteful number, since it uses less digits than its factorization.

9133172723268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2096687985 (or 2096687969 counting only the distinct ones).

The product of its digits is 4572288, while the sum is 54.

The spelling of 9133172723268 in words is "nine trillion, one hundred thirty-three billion, one hundred seventy-two million, seven hundred twenty-three thousand, two hundred sixty-eight".