6828380511 has 4 divisors (see below), whose sum is σ = 9104507352. Its totient is φ = 4552253672.

The previous prime is 6828380501. The next prime is 6828380539. The reversal of 6828380511 is 1150838286.

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 6828380511 - 2¹⁰ = 6828379487 is a prime.

It is a super-2 number, since 2×6828380511² = 93253560806009242242, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6828380501) 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, 1138063416 + ... + 1138063421.

It is an arithmetic number, because the mean of its divisors is an integer number (2276126838).

Almost surely, 2^6828380511 is an apocalyptic number.

6828380511 is a deficient number, since it is larger than the sum of its proper divisors (2276126841).

6828380511 is a wasteful number, since it uses less digits than its factorization.

6828380511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2276126840.

The product of its (nonzero) digits is 92160, while the sum is 42.

The square root of 6828380511 is about 82634.0154597367. The cubic root of 6828380511 is about 1897.1684981075.

The spelling of 6828380511 in words is "six billion, eight hundred twenty-eight million, three hundred eighty thousand, five hundred eleven".