2662684811 has 2 divisors, whose sum is σ = 2662684812. Its totient is φ = 2662684810.

The previous prime is 2662684763. The next prime is 2662684819. The reversal of 2662684811 is 1184862662.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2662684811 - 2¹⁴ = 2662668427 is a prime.

It is not a weakly prime, because it can be changed into another prime (2662684819) 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, 1331342405 + 1331342406.

It is an arithmetic number, because the mean of its divisors is an integer number (1331342406).

Almost surely, 2^2662684811 is an apocalyptic number.

2662684811 is a deficient number, since it is larger than the sum of its proper divisors (1).

2662684811 is an equidigital number, since it uses as much as digits as its factorization.

2662684811 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 221184, while the sum is 44.

The square root of 2662684811 is about 51601.2093947419. The cubic root of 2662684811 is about 1386.0319887435.

The spelling of 2662684811 in words is "two billion, six hundred sixty-two million, six hundred eighty-four thousand, eight hundred eleven".