6805220104 has 16 divisors (see below), whose sum is σ = 12807225900. Its totient is φ = 3389959872.

The previous prime is 6805220053. The next prime is 6805220111. The reversal of 6805220104 is 4010225086.

It can be written as a sum of positive squares in 2 ways, for example, as 6129324100 + 675896004 = 78290^2 + 25998^2 .

It is a super-2 number, since 2×6805220104² = 92622041327771541632, which contains 22 as substring.

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, 1578987 + ... + 1583290.

Almost surely, 2^6805220104 is an apocalyptic number.

It is an amenable number.

6805220104 is a deficient number, since it is larger than the sum of its proper divisors (6002005796).

6805220104 is a wasteful number, since it uses less digits than its factorization.

6805220104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3162552 (or 3162548 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 6805220104 is about 82493.7579699216. The cubic root of 6805220104 is about 1895.0211384827.

The spelling of 6805220104 in words is "six billion, eight hundred five million, two hundred twenty thousand, one hundred four".