6428826609 has 8 divisors (see below), whose sum is σ = 8780836512. Its totient is φ = 4181350560.

The previous prime is 6428826583. The next prime is 6428826629. The reversal of 6428826609 is 9066288246.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6428826609 - 2¹¹ = 6428824561 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6428826629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26133319 + ... + 26133564.

It is an arithmetic number, because the mean of its divisors is an integer number (1097604564).

Almost surely, 2^6428826609 is an apocalyptic number.

It is an amenable number.

6428826609 is a deficient number, since it is larger than the sum of its proper divisors (2352009903).

6428826609 is a wasteful number, since it uses less digits than its factorization.

6428826609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52266927.

The product of its (nonzero) digits is 1990656, while the sum is 51.

The square root of 6428826609 is about 80179.9638874950. The cubic root of 6428826609 is about 1859.4188851178.

The spelling of 6428826609 in words is "six billion, four hundred twenty-eight million, eight hundred twenty-six thousand, six hundred nine".