6687071017606 has 12 divisors (see below), whose sum is σ = 11668256571708. Its totient is φ = 2865887578932.

The previous prime is 6687071017541. The next prime is 6687071017639. The reversal of 6687071017606 is 6067101707866.

It is a super-2 number, since 2×6687071017606² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 34117709176 + ... + 34117709371.

It is an arithmetic number, because the mean of its divisors is an integer number (972354714309).

Almost surely, 2^{6687071017606} is an apocalyptic number.

6687071017606 is a deficient number, since it is larger than the sum of its proper divisors (4981185554102).

6687071017606 is a wasteful number, since it uses less digits than its factorization.

6687071017606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68235418563 (or 68235418556 counting only the distinct ones).

The product of its (nonzero) digits is 3556224, while the sum is 55.

The spelling of 6687071017606 in words is "six trillion, six hundred eighty-seven billion, seventy-one million, seventeen thousand, six hundred six".