6995556011 has 2 divisors, whose sum is σ = 6995556012. Its totient is φ = 6995556010.

The previous prime is 6995555993. The next prime is 6995556013. The reversal of 6995556011 is 1106555996.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6995556011 is a prime.

Together with 6995556013, 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 (6995556013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3497778005 + 3497778006.

It is an arithmetic number, because the mean of its divisors is an integer number (3497778006).

Almost surely, 2^6995556011 is an apocalyptic number.

6995556011 is a deficient number, since it is larger than the sum of its proper divisors (1).

6995556011 is an equidigital number, since it uses as much as digits as its factorization.

6995556011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 364500, while the sum is 47.

The square root of 6995556011 is about 83639.4405229973. The cubic root of 6995556011 is about 1912.5262854035.

The spelling of 6995556011 in words is "six billion, nine hundred ninety-five million, five hundred fifty-six thousand, eleven".