2662442663 has 2 divisors, whose sum is σ = 2662442664. Its totient is φ = 2662442662.

The previous prime is 2662442647. The next prime is 2662442677. The reversal of 2662442663 is 3662442662.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2662442663 - 2⁴ = 2662442647 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2662442663.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2662442603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1331221331 + 1331221332.

It is an arithmetic number, because the mean of its divisors is an integer number (1331221332).

Almost surely, 2^2662442663 is an apocalyptic number.

2662442663 is a deficient number, since it is larger than the sum of its proper divisors (1).

2662442663 is an equidigital number, since it uses as much as digits as its factorization.

2662442663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 497664, while the sum is 41.

The square root of 2662442663 is about 51598.8630010391. The cubic root of 2662442663 is about 1385.9899716227.

Subtracting 2662442663 from its reverse (3662442662), we obtain a palindrome (999999999).

The spelling of 2662442663 in words is "two billion, six hundred sixty-two million, four hundred forty-two thousand, six hundred sixty-three".