6806748141491 has 2 divisors, whose sum is σ = 6806748141492. Its totient is φ = 6806748141490.

The previous prime is 6806748141467. The next prime is 6806748141559. The reversal of 6806748141491 is 1941418476086.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6806748141491 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6806748141491.

It is not a weakly prime, because it can be changed into another prime (6806748141451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3403374070745 + 3403374070746.

It is an arithmetic number, because the mean of its divisors is an integer number (3403374070746).

Almost surely, 2^{6806748141491} is an apocalyptic number.

6806748141491 is a deficient number, since it is larger than the sum of its proper divisors (1).

6806748141491 is an equidigital number, since it uses as much as digits as its factorization.

6806748141491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9289728, while the sum is 59.

The spelling of 6806748141491 in words is "six trillion, eight hundred six billion, seven hundred forty-eight million, one hundred forty-one thousand, four hundred ninety-one".