6779748995 has 8 divisors (see below), whose sum is σ = 8227111680. Its totient is φ = 5362857280.

The previous prime is 6779748991. The next prime is 6779749007. The reversal of 6779748995 is 5998479776.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6779748995 - 2² = 6779748991 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6779748991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7617251 + ... + 7618140.

It is an arithmetic number, because the mean of its divisors is an integer number (1028388960).

Almost surely, 2^6779748995 is an apocalyptic number.

6779748995 is a deficient number, since it is larger than the sum of its proper divisors (1447362685).

6779748995 is a wasteful number, since it uses less digits than its factorization.

6779748995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15235485.

The product of its digits is 240045120, while the sum is 71.

The square root of 6779748995 is about 82339.2312023861. The cubic root of 6779748995 is about 1892.6539049205.

The spelling of 6779748995 in words is "six billion, seven hundred seventy-nine million, seven hundred forty-eight thousand, nine hundred ninety-five".