6343764355697 has 2 divisors, whose sum is σ = 6343764355698. Its totient is φ = 6343764355696.

The previous prime is 6343764355681. The next prime is 6343764355699. The reversal of 6343764355697 is 7965534673436.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3848094262336 + 2495670093361 = 1961656^2 + 1579769^2 .

It is a cyclic number.

It is not a de Polignac number, because 6343764355697 - 2⁴ = 6343764355681 is a prime.

It is a super-2 number, since 2×6343764355697² (a number of 26 digits) contains 22 as substring.

Together with 6343764355699, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (6343764355699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3171882177848 + 3171882177849.

It is an arithmetic number, because the mean of its divisors is an integer number (3171882177849).

Almost surely, 2^{6343764355697} is an apocalyptic number.

It is an amenable number.

6343764355697 is a deficient number, since it is larger than the sum of its proper divisors (1).

6343764355697 is an equidigital number, since it uses as much as digits as its factorization.

6343764355697 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1028764800, while the sum is 68.

The spelling of 6343764355697 in words is "six trillion, three hundred forty-three billion, seven hundred sixty-four million, three hundred fifty-five thousand, six hundred ninety-seven".