6963691227949 has 2 divisors, whose sum is σ = 6963691227950. Its totient is φ = 6963691227948.

The previous prime is 6963691227947. The next prime is 6963691227991. The reversal of 6963691227949 is 9497221963696.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4310398822500 + 2653292405449 = 2076150^2 + 1628893^2 .

It is a cyclic number.

It is not a de Polignac number, because 6963691227949 - 2¹ = 6963691227947 is a prime.

Together with 6963691227947, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6963691227947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3481845613974 + 3481845613975.

It is an arithmetic number, because the mean of its divisors is an integer number (3481845613975).

Almost surely, 2^{6963691227949} is an apocalyptic number.

It is an amenable number.

6963691227949 is a deficient number, since it is larger than the sum of its proper divisors (1).

6963691227949 is an equidigital number, since it uses as much as digits as its factorization.

6963691227949 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 476171136, while the sum is 73.

The spelling of 6963691227949 in words is "six trillion, nine hundred sixty-three billion, six hundred ninety-one million, two hundred twenty-seven thousand, nine hundred forty-nine".