6685070705866 has 64 divisors (see below), whose sum is σ = 11565525565440. Its totient is φ = 2838832246080.

The previous prime is 6685070705857. The next prime is 6685070705897.

6685070705866 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 6685070705798 and 6685070705807.

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, 590704840 + ... + 590716156.

It is an arithmetic number, because the mean of its divisors is an integer number (180711336960).

Almost surely, 2^{6685070705866} is an apocalyptic number.

6685070705866 is a deficient number, since it is larger than the sum of its proper divisors (4880454859574).

6685070705866 is a wasteful number, since it uses less digits than its factorization.

6685070705866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12419.

The product of its (nonzero) digits is 101606400, while the sum is 64.

The spelling of 6685070705866 in words is "six trillion, six hundred eighty-five billion, seventy million, seven hundred five thousand, eight hundred sixty-six".