9275274809892 has 144 divisors (see below), whose sum is σ = 28880017770240. Its totient is φ = 2444225082624.

The previous prime is 9275274809891. The next prime is 9275274809939. The reversal of 9275274809892 is 2989084725729.

9275274809892 is a `hidden beast` number, since 9 + 2 + 7 + 52 + 7 + 480 + 9 + 8 + 92 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 9275274809892.

It is not an unprimeable number, because it can be changed into a prime (9275274809891) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2849034 + ... + 5164062.

It is an arithmetic number, because the mean of its divisors is an integer number (200555678960).

Almost surely, 2^{9275274809892} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9275274809892, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14440008885120).

9275274809892 is an abundant number, since it is smaller than the sum of its proper divisors (19604742960348).

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

9275274809892 is a wasteful number, since it uses less digits than its factorization.

9275274809892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2316282 (or 2316277 counting only the distinct ones).

The product of its (nonzero) digits is 365783040, while the sum is 72.

The spelling of 9275274809892 in words is "nine trillion, two hundred seventy-five billion, two hundred seventy-four million, eight hundred nine thousand, eight hundred ninety-two".