6934990220969 has 2 divisors, whose sum is σ = 6934990220970. Its totient is φ = 6934990220968.

The previous prime is 6934990220891. The next prime is 6934990220999. The reversal of 6934990220969 is 9690220994396.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6705836530969 + 229153690000 = 2589563^2 + 478700^2 .

It is a cyclic number.

It is not a de Polignac number, because 6934990220969 - 2³² = 6930695253673 is a prime.

It is a super-2 number, since 2×6934990220969² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6934990220899 and 6934990220908.

It is not a weakly prime, because it can be changed into another prime (6934990220999) 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, 3467495110484 + 3467495110485.

It is an arithmetic number, because the mean of its divisors is an integer number (3467495110485).

Almost surely, 2^{6934990220969} is an apocalyptic number.

It is an amenable number.

6934990220969 is a deficient number, since it is larger than the sum of its proper divisors (1).

6934990220969 is an equidigital number, since it uses as much as digits as its factorization.

6934990220969 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 102036672, while the sum is 68.

The spelling of 6934990220969 in words is "six trillion, nine hundred thirty-four billion, nine hundred ninety million, two hundred twenty thousand, nine hundred sixty-nine".