6323664247 has 4 divisors (see below), whose sum is σ = 6427330936. Its totient is φ = 6219997560.

The previous prime is 6323664161. The next prime is 6323664253. The reversal of 6323664247 is 7424663236.

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 6323664247 - 2³¹ = 4176180599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6323664047) 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, 51833253 + ... + 51833374.

It is an arithmetic number, because the mean of its divisors is an integer number (1606832734).

Almost surely, 2^6323664247 is an apocalyptic number.

6323664247 is a deficient number, since it is larger than the sum of its proper divisors (103666689).

6323664247 is a wasteful number, since it uses less digits than its factorization.

6323664247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103666688.

The product of its digits is 870912, while the sum is 43.

The square root of 6323664247 is about 79521.4703523520. The cubic root of 6323664247 is about 1849.2243397434.

The spelling of 6323664247 in words is "six billion, three hundred twenty-three million, six hundred sixty-four thousand, two hundred forty-seven".