6668334519 has 32 divisors (see below), whose sum is σ = 11090112000. Its totient is φ = 3462480000.

The previous prime is 6668334503. The next prime is 6668334557. The reversal of 6668334519 is 9154338666.

It is a happy number.

It is not a de Polignac number, because 6668334519 - 2⁴ = 6668334503 is a prime.

It is a super-2 number, since 2×6668334519² = 88933370514573922722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6668334119) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 629769 + ... + 640269.

It is an arithmetic number, because the mean of its divisors is an integer number (346566000).

Almost surely, 2^6668334519 is an apocalyptic number.

6668334519 is a deficient number, since it is larger than the sum of its proper divisors (4421777481).

6668334519 is a wasteful number, since it uses less digits than its factorization.

6668334519 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13271.

The product of its digits is 2799360, while the sum is 51.

The square root of 6668334519 is about 81659.8709220141. The cubic root of 6668334519 is about 1882.2289955890.

The spelling of 6668334519 in words is "six billion, six hundred sixty-eight million, three hundred thirty-four thousand, five hundred nineteen".