667067340334 has 16 divisors (see below), whose sum is σ = 1053371195280. Its totient is φ = 315947174400.

The previous prime is 667067340311. The next prime is 667067340341. The reversal of 667067340334 is 433043760766.

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, 510259 + ... + 1262734.

It is an arithmetic number, because the mean of its divisors is an integer number (65835699705).

Almost surely, 2^667067340334 is an apocalyptic number.

667067340334 is a deficient number, since it is larger than the sum of its proper divisors (386303854946).

667067340334 is a wasteful number, since it uses less digits than its factorization.

667067340334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1782915.

The product of its (nonzero) digits is 4572288, while the sum is 49.

The spelling of 667067340334 in words is "six hundred sixty-seven billion, sixty-seven million, three hundred forty thousand, three hundred thirty-four".