8427344823 has 48 divisors (see below), whose sum is σ = 12891340800. Its totient is φ = 5297080320.

The previous prime is 8427344819. The next prime is 8427344833. The reversal of 8427344823 is 3284437248.

8427344823 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8427344823 - 2² = 8427344819 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8427344803) 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, 3132663 + ... + 3135351.

It is an arithmetic number, because the mean of its divisors is an integer number (268569600).

Almost surely, 2^8427344823 is an apocalyptic number.

8427344823 is a deficient number, since it is larger than the sum of its proper divisors (4463995977).

8427344823 is a wasteful number, since it uses less digits than its factorization.

8427344823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3012 (or 3009 counting only the distinct ones).

The product of its digits is 1032192, while the sum is 45.

The square root of 8427344823 is about 91800.5709295972. The cubic root of 8427344823 is about 2034.9961322160.

The spelling of 8427344823 in words is "eight billion, four hundred twenty-seven million, three hundred forty-four thousand, eight hundred twenty-three".