6706718700664 has 8 divisors (see below), whose sum is σ = 12575097563760. Its totient is φ = 3353359350328.

The previous prime is 6706718700653. The next prime is 6706718700677. The reversal of 6706718700664 is 4660078176076.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 6706718700599 and 6706718700608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 419169918784 + ... + 419169918799.

It is an arithmetic number, because the mean of its divisors is an integer number (1571887195470).

Almost surely, 2^{6706718700664} is an apocalyptic number.

It is an amenable number.

6706718700664 is a deficient number, since it is larger than the sum of its proper divisors (5868378863096).

6706718700664 is a wasteful number, since it uses less digits than its factorization.

6706718700664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 838339837589 (or 838339837585 counting only the distinct ones).

The product of its (nonzero) digits is 14224896, while the sum is 58.

The spelling of 6706718700664 in words is "six trillion, seven hundred six billion, seven hundred eighteen million, seven hundred thousand, six hundred sixty-four".