667214482516 has 6 divisors (see below), whose sum is σ = 1167625344410. Its totient is φ = 333607241256.

The previous prime is 667214482499. The next prime is 667214482541. The reversal of 667214482516 is 615284412766.

It can be written as a sum of positive squares in only one way, i.e., 656822718916 + 10391763600 = 810446^2 + 101940^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83401810311 + ... + 83401810318.

Almost surely, 2^667214482516 is an apocalyptic number.

It is an amenable number.

667214482516 is a deficient number, since it is larger than the sum of its proper divisors (500410861894).

667214482516 is a wasteful number, since it uses less digits than its factorization.

667214482516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166803620633 (or 166803620631 counting only the distinct ones).

The product of its digits is 3870720, while the sum is 52.

The spelling of 667214482516 in words is "six hundred sixty-seven billion, two hundred fourteen million, four hundred eighty-two thousand, five hundred sixteen".