8427342699 has 24 divisors (see below), whose sum is σ = 12381475392. Its totient is φ = 5522065920.

The previous prime is 8427342673. The next prime is 8427342709. The reversal of 8427342699 is 9962437248.

It is not a de Polignac number, because 8427342699 - 2⁷ = 8427342571 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8427342299) 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, 864219 + ... + 873915.

It is an arithmetic number, because the mean of its divisors is an integer number (515894808).

Almost surely, 2^8427342699 is an apocalyptic number.

8427342699 is a deficient number, since it is larger than the sum of its proper divisors (3954132693).

8427342699 is a wasteful number, since it uses less digits than its factorization.

8427342699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11347 (or 11344 counting only the distinct ones).

The product of its digits is 5225472, while the sum is 54.

The square root of 8427342699 is about 91800.5593610409. The cubic root of 8427342699 is about 2034.9959612514.

The spelling of 8427342699 in words is "eight billion, four hundred twenty-seven million, three hundred forty-two thousand, six hundred ninety-nine".