7986946211 has 2 divisors, whose sum is σ = 7986946212. Its totient is φ = 7986946210.

The previous prime is 7986946181. The next prime is 7986946249. The reversal of 7986946211 is 1126496897.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7986946211 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (7986946711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3993473105 + 3993473106.

It is an arithmetic number, because the mean of its divisors is an integer number (3993473106).

Almost surely, 2^7986946211 is an apocalyptic number.

7986946211 is a deficient number, since it is larger than the sum of its proper divisors (1).

7986946211 is an equidigital number, since it uses as much as digits as its factorization.

7986946211 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1306368, while the sum is 53.

The square root of 7986946211 is about 89369.7164088597. The cubic root of 7986946211 is about 1998.9115920415.

The spelling of 7986946211 in words is "seven billion, nine hundred eighty-six million, nine hundred forty-six thousand, two hundred eleven".