2666264260811 has 2 divisors, whose sum is σ = 2666264260812. Its totient is φ = 2666264260810.

The previous prime is 2666264260799. The next prime is 2666264260823. The reversal of 2666264260811 is 1180624626662.

It is a balanced prime because it is at equal distance from previous prime (2666264260799) and next prime (2666264260823).

It is a cyclic number.

It is not a de Polignac number, because 2666264260811 - 2¹⁰ = 2666264259787 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2666264260811.

It is not a weakly prime, because it can be changed into another prime (2666264260111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1333132130405 + 1333132130406.

It is an arithmetic number, because the mean of its divisors is an integer number (1333132130406).

Almost surely, 2^{2666264260811} is an apocalyptic number.

2666264260811 is a deficient number, since it is larger than the sum of its proper divisors (1).

2666264260811 is an equidigital number, since it uses as much as digits as its factorization.

2666264260811 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1990656, while the sum is 50.

The spelling of 2666264260811 in words is "two trillion, six hundred sixty-six billion, two hundred sixty-four million, two hundred sixty thousand, eight hundred eleven".