166024303243 has 2 divisors, whose sum is σ = 166024303244. Its totient is φ = 166024303242.

The previous prime is 166024303231. The next prime is 166024303259. The reversal of 166024303243 is 342303420661.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-166024303243 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 166024303199 and 166024303208.

It is not a weakly prime, because it can be changed into another prime (166024303213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83012151621 + 83012151622.

It is an arithmetic number, because the mean of its divisors is an integer number (83012151622).

Almost surely, 2^166024303243 is an apocalyptic number.

166024303243 is a deficient number, since it is larger than the sum of its proper divisors (1).

166024303243 is an equidigital number, since it uses as much as digits as its factorization.

166024303243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208, while the sum is 34.

The spelling of 166024303243 in words is "one hundred sixty-six billion, twenty-four million, three hundred three thousand, two hundred forty-three".