6834428663 has 4 divisors (see below), whose sum is σ = 6851472528. Its totient is φ = 6817384800.

The previous prime is 6834428651. The next prime is 6834428677. The reversal of 6834428663 is 3668244386.

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 6834428663 - 2¹⁸ = 6834166519 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6834428603) 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, 8521331 + ... + 8522132.

It is an arithmetic number, because the mean of its divisors is an integer number (1712868132).

Almost surely, 2^6834428663 is an apocalyptic number.

6834428663 is a deficient number, since it is larger than the sum of its proper divisors (17043865).

6834428663 is a wasteful number, since it uses less digits than its factorization.

6834428663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17043864.

The product of its digits is 3981312, while the sum is 50.

The square root of 6834428663 is about 82670.6033787101. The cubic root of 6834428663 is about 1897.7284638435.

The spelling of 6834428663 in words is "six billion, eight hundred thirty-four million, four hundred twenty-eight thousand, six hundred sixty-three".