6746638940347 has 2 divisors, whose sum is σ = 6746638940348. Its totient is φ = 6746638940346.

The previous prime is 6746638940341. The next prime is 6746638940429. The reversal of 6746638940347 is 7430498366476.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6746638940347 - 2³¹ = 6744491456699 is a prime.

It is not a weakly prime, because it can be changed into another prime (6746638940341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3373319470173 + 3373319470174.

It is an arithmetic number, because the mean of its divisors is an integer number (3373319470174).

Almost surely, 2^{6746638940347} is an apocalyptic number.

6746638940347 is a deficient number, since it is larger than the sum of its proper divisors (1).

6746638940347 is an equidigital number, since it uses as much as digits as its factorization.

6746638940347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 438939648, while the sum is 67.

The spelling of 6746638940347 in words is "six trillion, seven hundred forty-six billion, six hundred thirty-eight million, nine hundred forty thousand, three hundred forty-seven".