6779623395 has 16 divisors (see below), whose sum is σ = 10878487200. Its totient is φ = 3605435904.

The previous prime is 6779623381. The next prime is 6779623397. The reversal of 6779623395 is 5933269776.

It is a happy number.

It is not a de Polignac number, because 6779623395 - 2⁴ = 6779623379 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6779623397) 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 15 ways as a sum of consecutive naturals, for example, 642294 + ... + 652763.

It is an arithmetic number, because the mean of its divisors is an integer number (679905450).

Almost surely, 2^6779623395 is an apocalyptic number.

6779623395 is a deficient number, since it is larger than the sum of its proper divisors (4098863805).

6779623395 is a wasteful number, since it uses less digits than its factorization.

6779623395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1295414.

The product of its digits is 12859560, while the sum is 57.

The square root of 6779623395 is about 82338.4685004524. The cubic root of 6779623395 is about 1892.6422172313.

The spelling of 6779623395 in words is "six billion, seven hundred seventy-nine million, six hundred twenty-three thousand, three hundred ninety-five".