6855484416804 has 63 divisors (see below), whose sum is σ = 17987789113707. Its totient is φ = 2285114342904.

The previous prime is 6855484416787. The next prime is 6855484416811. The reversal of 6855484416804 is 4086144845586.

It is a happy number.

The square root of 6855484416804 is 2618298.

It is a perfect power (a square), and thus also a powerful number.

6855484416804 is a `hidden beast` number, since 6 + 8 + 5 + 548 + 4 + 4 + 1 + 6 + 80 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 20 ways as a sum of consecutive naturals, for example, 141363849 + ... + 141412335.

Almost surely, 2^{6855484416804} is an apocalyptic number.

6855484416804 is the 2618298-th square number.

It is an amenable number.

6855484416804 is an abundant number, since it is smaller than the sum of its proper divisors (11132304696903).

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

6855484416804 is an frugal number, since it uses more digits than its factorization.

6855484416804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96996 (or 48492 counting only the distinct ones).

The product of its (nonzero) digits is 117964800, while the sum is 63.

The spelling of 6855484416804 in words is "six trillion, eight hundred fifty-five billion, four hundred eighty-four million, four hundred sixteen thousand, eight hundred four".