2660264642071 has 2 divisors, whose sum is σ = 2660264642072. Its totient is φ = 2660264642070.

The previous prime is 2660264642029. The next prime is 2660264642081. The reversal of 2660264642071 is 1702464620662.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2660264642071 - 2⁷ = 2660264641943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2660264642081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1330132321035 + 1330132321036.

It is an arithmetic number, because the mean of its divisors is an integer number (1330132321036).

Almost surely, 2^{2660264642071} is an apocalyptic number.

2660264642071 is a deficient number, since it is larger than the sum of its proper divisors (1).

2660264642071 is an equidigital number, since it uses as much as digits as its factorization.

2660264642071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1161216, while the sum is 46.

The spelling of 2660264642071 in words is "two trillion, six hundred sixty billion, two hundred sixty-four million, six hundred forty-two thousand, seventy-one".