6463428611 has 4 divisors (see below), whose sum is σ = 6843630312. Its totient is φ = 6083226912.

The previous prime is 6463428581. The next prime is 6463428619. The reversal of 6463428611 is 1168243646.

It is a happy number.

6463428611 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6463428611 - 2⁶ = 6463428547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6463428619) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 190100825 + ... + 190100858.

It is an arithmetic number, because the mean of its divisors is an integer number (1710907578).

Almost surely, 2^6463428611 is an apocalyptic number.

6463428611 is a deficient number, since it is larger than the sum of its proper divisors (380201701).

6463428611 is a wasteful number, since it uses less digits than its factorization.

6463428611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380201700.

The product of its digits is 165888, while the sum is 41.

The square root of 6463428611 is about 80395.4514322794. The cubic root of 6463428611 is about 1862.7489136328.

The spelling of 6463428611 in words is "six billion, four hundred sixty-three million, four hundred twenty-eight thousand, six hundred eleven".