667212082604 has 6 divisors (see below), whose sum is σ = 1167621144564. Its totient is φ = 333606041300.

The previous prime is 667212082583. The next prime is 667212082697. The reversal of 667212082604 is 406280212766.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83401510322 + ... + 83401510329.

It is an arithmetic number, because the mean of its divisors is an integer number (194603524094).

Almost surely, 2^667212082604 is an apocalyptic number.

It is an amenable number.

667212082604 is a deficient number, since it is larger than the sum of its proper divisors (500409061960).

667212082604 is a wasteful number, since it uses less digits than its factorization.

667212082604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166803020655 (or 166803020653 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 44.

The spelling of 667212082604 in words is "six hundred sixty-seven billion, two hundred twelve million, eighty-two thousand, six hundred four".