6820445104 has 40 divisors (see below), whose sum is σ = 14424791040. Its totient is φ = 3098299200.

The previous prime is 6820445083. The next prime is 6820445111. The reversal of 6820445104 is 4015440286.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 6820445104.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 298569 + ... + 320599.

It is an arithmetic number, because the mean of its divisors is an integer number (360619776).

Almost surely, 2^6820445104 is an apocalyptic number.

It is an amenable number.

6820445104 is an abundant number, since it is smaller than the sum of its proper divisors (7604345936).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6820445104 is a wasteful number, since it uses less digits than its factorization.

6820445104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23809 (or 23803 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 34.

The square root of 6820445104 is about 82585.9861235549. The cubic root of 6820445104 is about 1896.4332998781.

The spelling of 6820445104 in words is "six billion, eight hundred twenty million, four hundred forty-five thousand, one hundred four".