2655766697 has 2 divisors, whose sum is σ = 2655766698. Its totient is φ = 2655766696.

The previous prime is 2655766693. The next prime is 2655766747. The reversal of 2655766697 is 7966675562.

2655766697 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1953993616 + 701773081 = 44204^2 + 26491^2 .

It is a cyclic number.

It is not a de Polignac number, because 2655766697 - 2² = 2655766693 is a prime.

It is not a weakly prime, because it can be changed into another prime (2655766693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1327883348 + 1327883349.

It is an arithmetic number, because the mean of its divisors is an integer number (1327883349).

Almost surely, 2^2655766697 is an apocalyptic number.

It is an amenable number.

2655766697 is a deficient number, since it is larger than the sum of its proper divisors (1).

2655766697 is an equidigital number, since it uses as much as digits as its factorization.

2655766697 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28576800, while the sum is 59.

The square root of 2655766697 is about 51534.1313791161. The cubic root of 2655766697 is about 1384.8305643188.

The spelling of 2655766697 in words is "two billion, six hundred fifty-five million, seven hundred sixty-six thousand, six hundred ninety-seven".