2663976941 has 2 divisors, whose sum is σ = 2663976942. Its totient is φ = 2663976940.

The previous prime is 2663976937. The next prime is 2663976961. The reversal of 2663976941 is 1496793662.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2323722025 + 340254916 = 48205^2 + 18446^2 .

It is a cyclic number.

It is not a de Polignac number, because 2663976941 - 2² = 2663976937 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2663976961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1331988470 + 1331988471.

It is an arithmetic number, because the mean of its divisors is an integer number (1331988471).

Almost surely, 2^2663976941 is an apocalyptic number.

It is an amenable number.

2663976941 is a deficient number, since it is larger than the sum of its proper divisors (1).

2663976941 is an equidigital number, since it uses as much as digits as its factorization.

2663976941 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2939328, while the sum is 53.

The square root of 2663976941 is about 51613.7282222472. The cubic root of 2663976941 is about 1386.2561539529.

The spelling of 2663976941 in words is "two billion, six hundred sixty-three million, nine hundred seventy-six thousand, nine hundred forty-one".