8340808923 has 16 divisors (see below), whose sum is σ = 13083622560. Its totient is φ = 5233448448.

The previous prime is 8340808919. The next prime is 8340808933. The reversal of 8340808923 is 3298080438.

It is not a de Polignac number, because 8340808923 - 2² = 8340808919 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8340808933) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9085390 + ... + 9086307.

It is an arithmetic number, because the mean of its divisors is an integer number (817726410).

Almost surely, 2^8340808923 is an apocalyptic number.

8340808923 is a deficient number, since it is larger than the sum of its proper divisors (4742813637).

8340808923 is a wasteful number, since it uses less digits than its factorization.

8340808923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18171723 (or 18171717 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 45.

The square root of 8340808923 is about 91328.0292298044. The cubic root of 8340808923 is about 2028.0067246197.

The spelling of 8340808923 in words is "eight billion, three hundred forty million, eight hundred eight thousand, nine hundred twenty-three".