667067340311 has 2 divisors, whose sum is σ = 667067340312. Its totient is φ = 667067340310.

The previous prime is 667067340299. The next prime is 667067340341. The reversal of 667067340311 is 113043760766.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 667067340311 - 2²² = 667063146007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (667067340341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 333533670155 + 333533670156.

It is an arithmetic number, because the mean of its divisors is an integer number (333533670156).

Almost surely, 2^667067340311 is an apocalyptic number.

667067340311 is a deficient number, since it is larger than the sum of its proper divisors (1).

667067340311 is an equidigital number, since it uses as much as digits as its factorization.

667067340311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 381024, while the sum is 44.

The spelling of 667067340311 in words is "six hundred sixty-seven billion, sixty-seven million, three hundred forty thousand, three hundred eleven".