6780444334 has 16 divisors (see below), whose sum is σ = 10251516672. Its totient is φ = 3363347448.

The previous prime is 6780444313. The next prime is 6780444337. The reversal of 6780444334 is 4334440876.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6780444337) 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 7 ways as a sum of consecutive naturals, for example, 165067 + ... + 202009.

It is an arithmetic number, because the mean of its divisors is an integer number (640719792).

Almost surely, 2^6780444334 is an apocalyptic number.

6780444334 is a deficient number, since it is larger than the sum of its proper divisors (3471072338).

6780444334 is a wasteful number, since it uses less digits than its factorization.

6780444334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37671.

The product of its (nonzero) digits is 774144, while the sum is 43.

The square root of 6780444334 is about 82343.4534981379. The cubic root of 6780444334 is about 1892.7186069759.

The spelling of 6780444334 in words is "six billion, seven hundred eighty million, four hundred forty-four thousand, three hundred thirty-four".