6493447496 has 16 divisors (see below), whose sum is σ = 12176438640. Its totient is φ = 3246397200.

The previous prime is 6493447489. The next prime is 6493447537. The reversal of 6493447496 is 6947443946.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57671 + ... + 127721.

It is an arithmetic number, because the mean of its divisors is an integer number (761027415).

Almost surely, 2^6493447496 is an apocalyptic number.

It is an amenable number.

6493447496 is a deficient number, since it is larger than the sum of its proper divisors (5682991144).

6493447496 is a wasteful number, since it uses less digits than its factorization.

6493447496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81644 (or 81640 counting only the distinct ones).

The product of its digits is 15676416, while the sum is 56.

The square root of 6493447496 is about 80581.9303318058. The cubic root of 6493447496 is about 1865.6282574555.

The spelling of 6493447496 in words is "six billion, four hundred ninety-three million, four hundred forty-seven thousand, four hundred ninety-six".