6720362611 has 2 divisors, whose sum is σ = 6720362612. Its totient is φ = 6720362610.

The previous prime is 6720362587. The next prime is 6720362653. The reversal of 6720362611 is 1162630276.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6720362611 - 2²⁵ = 6686808179 is a prime.

It is not a weakly prime, because it can be changed into another prime (6720362711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3360181305 + 3360181306.

It is an arithmetic number, because the mean of its divisors is an integer number (3360181306).

Almost surely, 2^6720362611 is an apocalyptic number.

6720362611 is a deficient number, since it is larger than the sum of its proper divisors (1).

6720362611 is an equidigital number, since it uses as much as digits as its factorization.

6720362611 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 6720362611 is about 81977.8177984752. The cubic root of 6720362611 is about 1887.1115337330. Note that the first 3 decimals are identical.

Adding to 6720362611 its reverse (1162630276), we get a palindrome (7882992887).

The spelling of 6720362611 in words is "six billion, seven hundred twenty million, three hundred sixty-two thousand, six hundred eleven".