213737323171763 has 2 divisors, whose sum is σ = 213737323171764. Its totient is φ = 213737323171762.

The previous prime is 213737323171753. The next prime is 213737323171831. The reversal of 213737323171763 is 367171323737312.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 213737323171763 - 2²⁰ = 213737322123187 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 213737323171699 and 213737323171708.

It is not a weakly prime, because it can be changed into another prime (213737323171753) 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, 106868661585881 + 106868661585882.

It is an arithmetic number, because the mean of its divisors is an integer number (106868661585882).

Almost surely, 2^{213737323171763} is an apocalyptic number.

213737323171763 is a deficient number, since it is larger than the sum of its proper divisors (1).

213737323171763 is an equidigital number, since it uses as much as digits as its factorization.

213737323171763 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14002632, while the sum is 56.

The spelling of 213737323171763 in words is "two hundred thirteen trillion, seven hundred thirty-seven billion, three hundred twenty-three million, one hundred seventy-one thousand, seven hundred sixty-three".