6757418021797 has 2 divisors, whose sum is σ = 6757418021798. Its totient is φ = 6757418021796.

The previous prime is 6757418021723. The next prime is 6757418021807. The reversal of 6757418021797 is 7971208147576.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4618377219681 + 2139040802116 = 2149041^2 + 1462546^2 .

It is a cyclic number.

It is not a de Polignac number, because 6757418021797 - 2¹¹ = 6757418019749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6757418081797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3378709010898 + 3378709010899.

It is an arithmetic number, because the mean of its divisors is an integer number (3378709010899).

Almost surely, 2^{6757418021797} is an apocalyptic number.

It is an amenable number.

6757418021797 is a deficient number, since it is larger than the sum of its proper divisors (1).

6757418021797 is an equidigital number, since it uses as much as digits as its factorization.

6757418021797 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41489280, while the sum is 64.

The spelling of 6757418021797 in words is "six trillion, seven hundred fifty-seven billion, four hundred eighteen million, twenty-one thousand, seven hundred ninety-seven".