6463886907 has 16 divisors (see below), whose sum is σ = 8716868640. Its totient is φ = 4260275712.

The previous prime is 6463886881. The next prime is 6463886921. The reversal of 6463886907 is 7096883646.

It is a happy number.

It is not a de Polignac number, because 6463886907 - 2¹² = 6463882811 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6463886207) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110569 + ... + 158597.

It is an arithmetic number, because the mean of its divisors is an integer number (544804290).

Almost surely, 2^6463886907 is an apocalyptic number.

6463886907 is a deficient number, since it is larger than the sum of its proper divisors (2252981733).

6463886907 is a wasteful number, since it uses less digits than its factorization.

6463886907 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48542.

The product of its (nonzero) digits is 10450944, while the sum is 57.

The square root of 6463886907 is about 80398.3016425098. The cubic root of 6463886907 is about 1862.7929392963.

The spelling of 6463886907 in words is "six billion, four hundred sixty-three million, eight hundred eighty-six thousand, nine hundred seven".