4665648445189 has 2 divisors, whose sum is σ = 4665648445190. Its totient is φ = 4665648445188.

The previous prime is 4665648445169. The next prime is 4665648445201. The reversal of 4665648445189 is 9815448465664.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2621863693089 + 2043784752100 = 1619217^2 + 1429610^2 .

It is a cyclic number.

It is not a de Polignac number, because 4665648445189 - 2²¹ = 4665646348037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4665648445169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2332824222594 + 2332824222595.

It is an arithmetic number, because the mean of its divisors is an integer number (2332824222595).

Almost surely, 2^{4665648445189} is an apocalyptic number.

It is an amenable number.

4665648445189 is a deficient number, since it is larger than the sum of its proper divisors (1).

4665648445189 is an equidigital number, since it uses as much as digits as its factorization.

4665648445189 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 796262400, while the sum is 70.

The spelling of 4665648445189 in words is "four trillion, six hundred sixty-five billion, six hundred forty-eight million, four hundred forty-five thousand, one hundred eighty-nine".