6843327551 has 2 divisors, whose sum is σ = 6843327552. Its totient is φ = 6843327550.

The previous prime is 6843327497. The next prime is 6843327553. The reversal of 6843327551 is 1557233486.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6843327551 - 2¹⁸ = 6843065407 is a prime.

It is a super-2 number, since 2×6843327551² = 93662263940551315202, which contains 22 as substring.

Together with 6843327553, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6843327553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3421663775 + 3421663776.

It is an arithmetic number, because the mean of its divisors is an integer number (3421663776).

Almost surely, 2^6843327551 is an apocalyptic number.

6843327551 is a deficient number, since it is larger than the sum of its proper divisors (1).

6843327551 is an equidigital number, since it uses as much as digits as its factorization.

6843327551 is an evil number, because the sum of its binary digits is even.

The product of its digits is 604800, while the sum is 44.

The square root of 6843327551 is about 82724.4072266462. The cubic root of 6843327551 is about 1898.5517635199.

The spelling of 6843327551 in words is "six billion, eight hundred forty-three million, three hundred twenty-seven thousand, five hundred fifty-one".