6463345516 has 24 divisors (see below), whose sum is σ = 11452780976. Its totient is φ = 3191270400.

The previous prime is 6463345487. The next prime is 6463345517. The reversal of 6463345516 is 6155433646.

It is not an unprimeable number, because it can be changed into a prime (6463345517) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 159091 + ... + 195541.

Almost surely, 2^6463345516 is an apocalyptic number.

It is an amenable number.

6463345516 is a deficient number, since it is larger than the sum of its proper divisors (4989435460).

6463345516 is a wasteful number, since it uses less digits than its factorization.

6463345516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37009 (or 37007 counting only the distinct ones).

The product of its digits is 777600, while the sum is 43.

The square root of 6463345516 is about 80394.9346414312. The cubic root of 6463345516 is about 1862.7409309869.

The spelling of 6463345516 in words is "six billion, four hundred sixty-three million, three hundred forty-five thousand, five hundred sixteen".