6423248668 has 12 divisors (see below), whose sum is σ = 11502096760. Its totient is φ = 3136935312.

The previous prime is 6423248659. The next prime is 6423248687. The reversal of 6423248668 is 8668423246.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18672063 + ... + 18672406.

Almost surely, 2^6423248668 is an apocalyptic number.

It is an amenable number.

6423248668 is a deficient number, since it is larger than the sum of its proper divisors (5078848092).

6423248668 is a wasteful number, since it uses less digits than its factorization.

6423248668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37344516 (or 37344514 counting only the distinct ones).

The product of its digits is 2654208, while the sum is 49.

The square root of 6423248668 is about 80145.1724559876. The cubic root of 6423248668 is about 1858.8809575107.

The spelling of 6423248668 in words is "six billion, four hundred twenty-three million, two hundred forty-eight thousand, six hundred sixty-eight".