8292044397681 has 24 divisors (see below), whose sum is σ = 13487743776000. Its totient is φ = 4863369146400.

The previous prime is 8292044397671. The next prime is 8292044397779. The reversal of 8292044397681 is 1867934402928.

8292044397681 is a `hidden beast` number, since 8 + 2 + 9 + 20 + 443 + 97 + 6 + 81 = 666.

It is not a de Polignac number, because 8292044397681 - 2¹⁴ = 8292044381297 is a prime.

It is a super-2 number, since 2×8292044397681² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8292044397671) 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, 1350932806 + ... + 1350938943.

It is an arithmetic number, because the mean of its divisors is an integer number (561989324000).

Almost surely, 2^{8292044397681} is an apocalyptic number.

It is an amenable number.

8292044397681 is a deficient number, since it is larger than the sum of its proper divisors (5195699378319).

8292044397681 is a wasteful number, since it uses less digits than its factorization.

8292044397681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2701871797 (or 2701871794 counting only the distinct ones).

The product of its (nonzero) digits is 41803776, while the sum is 63.

The spelling of 8292044397681 in words is "eight trillion, two hundred ninety-two billion, forty-four million, three hundred ninety-seven thousand, six hundred eighty-one".