667362330189 has 12 divisors (see below), whose sum is σ = 964004616796. Its totient is φ = 444891232512.

The previous prime is 667362330143. The next prime is 667362330199. The reversal of 667362330189 is 981033263766.

667362330189 is a `hidden beast` number, since 6 + 6 + 7 + 3 + 623 + 3 + 0 + 1 + 8 + 9 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 542388060900 + 124974269289 = 736470^2 + 353517^2 .

It is not a de Polignac number, because 667362330189 - 2¹² = 667362326093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (667362330139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1164484 + ... + 1640349.

Almost surely, 2^667362330189 is an apocalyptic number.

It is an amenable number.

667362330189 is a deficient number, since it is larger than the sum of its proper divisors (296642286607).

667362330189 is a wasteful number, since it uses less digits than its factorization.

667362330189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2831276 (or 2831273 counting only the distinct ones).

The product of its (nonzero) digits is 5878656, while the sum is 54.

The spelling of 667362330189 in words is "six hundred sixty-seven billion, three hundred sixty-two million, three hundred thirty thousand, one hundred eighty-nine".