6726628339 has 4 divisors (see below), whose sum is σ = 6727314400. Its totient is φ = 6725942280.

The previous prime is 6726628333. The next prime is 6726628351. The reversal of 6726628339 is 9338266276.

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 6726628339 - 2⁷ = 6726628211 is a prime.

It is a super-2 number, since 2×6726628339² = 90495057622075797842, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6726628333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 328107 + ... + 348004.

It is an arithmetic number, because the mean of its divisors is an integer number (1681828600).

Almost surely, 2^6726628339 is an apocalyptic number.

6726628339 is a deficient number, since it is larger than the sum of its proper divisors (686061).

6726628339 is an equidigital number, since it uses as much as digits as its factorization.

6726628339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 686060.

The product of its digits is 3919104, while the sum is 52.

The square root of 6726628339 is about 82016.0248914808. The cubic root of 6726628339 is about 1887.6978341765.

The spelling of 6726628339 in words is "six billion, seven hundred twenty-six million, six hundred twenty-eight thousand, three hundred thirty-nine".