2725611611 has 2 divisors, whose sum is σ = 2725611612. Its totient is φ = 2725611610.

The previous prime is 2725611607. The next prime is 2725611689. The reversal of 2725611611 is 1161165272.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2725611611 - 2² = 2725611607 is a prime.

It is not a weakly prime, because it can be changed into another prime (2725611601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1362805805 + 1362805806.

It is an arithmetic number, because the mean of its divisors is an integer number (1362805806).

Almost surely, 2^2725611611 is an apocalyptic number.

2725611611 is a deficient number, since it is larger than the sum of its proper divisors (1).

2725611611 is an equidigital number, since it uses as much as digits as its factorization.

2725611611 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5040, while the sum is 32.

The square root of 2725611611 is about 52207.3903868025. The cubic root of 2725611611 is about 1396.8657112198.

Adding to 2725611611 its reverse (1161165272), we get a palindrome (3886776883).

The spelling of 2725611611 in words is "two billion, seven hundred twenty-five million, six hundred eleven thousand, six hundred eleven".