8343432663 has 4 divisors (see below), whose sum is σ = 11124576888. Its totient is φ = 5562288440.

The previous prime is 8343432599. The next prime is 8343432707. The reversal of 8343432663 is 3662343438.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 8343432663 - 2⁶ = 8343432599 is a prime.

It is a super-2 number, since 2×8343432663² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8343432763) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1390572108 + ... + 1390572113.

It is an arithmetic number, because the mean of its divisors is an integer number (2781144222).

Almost surely, 2^8343432663 is an apocalyptic number.

8343432663 is a deficient number, since it is larger than the sum of its proper divisors (2781144225).

8343432663 is a wasteful number, since it uses less digits than its factorization.

8343432663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2781144224.

The product of its digits is 746496, while the sum is 42.

The square root of 8343432663 is about 91342.3924746883. The cubic root of 8343432663 is about 2028.2193500608.

The spelling of 8343432663 in words is "eight billion, three hundred forty-three million, four hundred thirty-two thousand, six hundred sixty-three".