6778922299 has 4 divisors (see below), whose sum is σ = 6779140920. Its totient is φ = 6778703680.

The previous prime is 6778922291. The next prime is 6778922323. The reversal of 6778922299 is 9922298776.

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 6778922299 - 2³ = 6778922291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6778922291) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53197 + ... + 128014.

It is an arithmetic number, because the mean of its divisors is an integer number (1694785230).

Almost surely, 2^6778922299 is an apocalyptic number.

6778922299 is a deficient number, since it is larger than the sum of its proper divisors (218621).

6778922299 is a wasteful number, since it uses less digits than its factorization.

6778922299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218620.

The product of its digits is 13716864, while the sum is 61.

The square root of 6778922299 is about 82334.2109878998. The cubic root of 6778922299 is about 1892.5769741957.

The spelling of 6778922299 in words is "six billion, seven hundred seventy-eight million, nine hundred twenty-two thousand, two hundred ninety-nine".