6463175872 has 56 divisors (see below), whose sum is σ = 13615598880. Its totient is φ = 3033477120.

The previous prime is 6463175867. The next prime is 6463175893. The reversal of 6463175872 is 2785713646.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 415597 + ... + 430867.

Almost surely, 2^6463175872 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6463175872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6807799440).

6463175872 is an abundant number, since it is smaller than the sum of its proper divisors (7152423008).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6463175872 is a wasteful number, since it uses less digits than its factorization.

6463175872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15689 (or 15679 counting only the distinct ones).

The product of its digits is 1693440, while the sum is 49.

The square root of 6463175872 is about 80393.8795680368. The cubic root of 6463175872 is about 1862.7246336692.

The spelling of 6463175872 in words is "six billion, four hundred sixty-three million, one hundred seventy-five thousand, eight hundred seventy-two".