2665772605711 has 2 divisors, whose sum is σ = 2665772605712. Its totient is φ = 2665772605710.

The previous prime is 2665772605673. The next prime is 2665772605753. The reversal of 2665772605711 is 1175062775662.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2665772605711 - 2¹⁵ = 2665772572943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2665772605781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1332886302855 + 1332886302856.

It is an arithmetic number, because the mean of its divisors is an integer number (1332886302856).

Almost surely, 2^{2665772605711} is an apocalyptic number.

2665772605711 is a deficient number, since it is larger than the sum of its proper divisors (1).

2665772605711 is an equidigital number, since it uses as much as digits as its factorization.

2665772605711 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7408800, while the sum is 55.

The spelling of 2665772605711 in words is "two trillion, six hundred sixty-five billion, seven hundred seventy-two million, six hundred five thousand, seven hundred eleven".