667232870347 has 2 divisors, whose sum is σ = 667232870348. Its totient is φ = 667232870346.

The previous prime is 667232870333. The next prime is 667232870387. The reversal of 667232870347 is 743078232766.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 667232870347 - 2¹⁹ = 667232346059 is a prime.

It is not a weakly prime, because it can be changed into another prime (667232870387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 333616435173 + 333616435174.

It is an arithmetic number, because the mean of its divisors is an integer number (333616435174).

Almost surely, 2^667232870347 is an apocalyptic number.

667232870347 is a deficient number, since it is larger than the sum of its proper divisors (1).

667232870347 is an equidigital number, since it uses as much as digits as its factorization.

667232870347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14224896, while the sum is 55.

The spelling of 667232870347 in words is "six hundred sixty-seven billion, two hundred thirty-two million, eight hundred seventy thousand, three hundred forty-seven".