2533660663337 has 2 divisors, whose sum is σ = 2533660663338. Its totient is φ = 2533660663336.

The previous prime is 2533660663327. The next prime is 2533660663361. The reversal of 2533660663337 is 7333660663352.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2496892984336 + 36767679001 = 1580156^2 + 191749^2 .

It is a cyclic number.

It is not a de Polignac number, because 2533660663337 - 2⁴ = 2533660663321 is a prime.

It is not a weakly prime, because it can be changed into another prime (2533660663327) 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, 1266830331668 + 1266830331669.

It is an arithmetic number, because the mean of its divisors is an integer number (1266830331669).

Almost surely, 2^{2533660663337} is an apocalyptic number.

It is an amenable number.

2533660663337 is a deficient number, since it is larger than the sum of its proper divisors (1).

2533660663337 is an equidigital number, since it uses as much as digits as its factorization.

2533660663337 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22044960, while the sum is 53.

The spelling of 2533660663337 in words is "two trillion, five hundred thirty-three billion, six hundred sixty million, six hundred sixty-three thousand, three hundred thirty-seven".