667216234082 has 4 divisors (see below), whose sum is σ = 1000824351126. Its totient is φ = 333608117040.

The previous prime is 667216234051. The next prime is 667216234133. The reversal of 667216234082 is 280432612766.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 625489592641 + 41726641441 = 790879^2 + 204271^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 166804058519 + ... + 166804058522.

Almost surely, 2^667216234082 is an apocalyptic number.

667216234082 is a deficient number, since it is larger than the sum of its proper divisors (333608117044).

667216234082 is a wasteful number, since it uses less digits than its factorization.

667216234082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333608117043.

The product of its (nonzero) digits is 1161216, while the sum is 47.

The spelling of 667216234082 in words is "six hundred sixty-seven billion, two hundred sixteen million, two hundred thirty-four thousand, eighty-two".