6709840576816 has 160 divisors (see below), whose sum is σ = 15027150200832. Its totient is φ = 2878150302720.

The previous prime is 6709840576787. The next prime is 6709840576849. The reversal of 6709840576816 is 6186750489076.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39205606 + ... + 39376378.

Almost surely, 2^{6709840576816} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6709840576816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7513575100416).

6709840576816 is an abundant number, since it is smaller than the sum of its proper divisors (8317309624016).

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

6709840576816 is a wasteful number, since it uses less digits than its factorization.

6709840576816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171051 (or 171045 counting only the distinct ones).

The product of its (nonzero) digits is 121927680, while the sum is 67.

The spelling of 6709840576816 in words is "six trillion, seven hundred nine billion, eight hundred forty million, five hundred seventy-six thousand, eight hundred sixteen".