2008721971327 has 2 divisors, whose sum is σ = 2008721971328. Its totient is φ = 2008721971326.

The previous prime is 2008721971297. The next prime is 2008721971397. The reversal of 2008721971327 is 7231791278002.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2008721971327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2008721971397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1004360985663 + 1004360985664.

It is an arithmetic number, because the mean of its divisors is an integer number (1004360985664).

Almost surely, 2^{2008721971327} is an apocalyptic number.

2008721971327 is a deficient number, since it is larger than the sum of its proper divisors (1).

2008721971327 is an equidigital number, since it uses as much as digits as its factorization.

2008721971327 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 592704, while the sum is 49.

The spelling of 2008721971327 in words is "two trillion, eight billion, seven hundred twenty-one million, nine hundred seventy-one thousand, three hundred twenty-seven".