667366666704 has 40 divisors (see below), whose sum is σ = 1915589507520. Its totient is φ = 222455555424.

The previous prime is 667366666643. The next prime is 667366666739. The reversal of 667366666704 is 407666663766.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 772414692 + ... + 772415555.

It is an arithmetic number, because the mean of its divisors is an integer number (47889737688).

Almost surely, 2^667366666704 is an apocalyptic number.

It is an amenable number.

667366666704 is an abundant number, since it is smaller than the sum of its proper divisors (1248222840816).

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

667366666704 is a wasteful number, since it uses less digits than its factorization.

667366666704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1544830264 (or 1544830252 counting only the distinct ones).

The product of its (nonzero) digits is 164602368, while the sum is 63.

The spelling of 667366666704 in words is "six hundred sixty-seven billion, three hundred sixty-six million, six hundred sixty-six thousand, seven hundred four".