6779821102 has 8 divisors (see below), whose sum is σ = 10767951216. Its totient is φ = 3190504032.

The previous prime is 6779821099. The next prime is 6779821163. The reversal of 6779821102 is 2011289776.

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

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 99703218 + ... + 99703285.

It is an arithmetic number, because the mean of its divisors is an integer number (1345993902).

Almost surely, 2^6779821102 is an apocalyptic number.

6779821102 is a deficient number, since it is larger than the sum of its proper divisors (3988130114).

6779821102 is a wasteful number, since it uses less digits than its factorization.

6779821102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199406522.

The product of its (nonzero) digits is 84672, while the sum is 43.

The square root of 6779821102 is about 82339.6690666170. The cubic root of 6779821102 is about 1892.6606147614.

The spelling of 6779821102 in words is "six billion, seven hundred seventy-nine million, eight hundred twenty-one thousand, one hundred two".