6940816027 has 2 divisors, whose sum is σ = 6940816028. Its totient is φ = 6940816026.

The previous prime is 6940815997. The next prime is 6940816031. The reversal of 6940816027 is 7206180496.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6940816027 is a prime.

It is not a weakly prime, because it can be changed into another prime (6940816037) 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, 3470408013 + 3470408014.

It is an arithmetic number, because the mean of its divisors is an integer number (3470408014).

Almost surely, 2^6940816027 is an apocalyptic number.

6940816027 is a deficient number, since it is larger than the sum of its proper divisors (1).

6940816027 is an equidigital number, since it uses as much as digits as its factorization.

6940816027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145152, while the sum is 43.

The square root of 6940816027 is about 83311.5599841943. The cubic root of 6940816027 is about 1907.5247329440.

The spelling of 6940816027 in words is "six billion, nine hundred forty million, eight hundred sixteen thousand, twenty-seven".