6424248646 has 8 divisors (see below), whose sum is σ = 9709933464. Its totient is φ = 3187604160.

The previous prime is 6424248629. The next prime is 6424248659. The reversal of 6424248646 is 6468424246.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 6424248596 and 6424248605.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12259755 + ... + 12260278.

It is an arithmetic number, because the mean of its divisors is an integer number (1213741683).

Almost surely, 2^6424248646 is an apocalyptic number.

6424248646 is a deficient number, since it is larger than the sum of its proper divisors (3285684818).

6424248646 is a wasteful number, since it uses less digits than its factorization.

6424248646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24520166.

The product of its digits is 1769472, while the sum is 46.

The square root of 6424248646 is about 80151.4107548956. The cubic root of 6424248646 is about 1858.9774166757.

The spelling of 6424248646 in words is "six billion, four hundred twenty-four million, two hundred forty-eight thousand, six hundred forty-six".