4645023129689 has 2 divisors, whose sum is σ = 4645023129690. Its totient is φ = 4645023129688.

The previous prime is 4645023129667. The next prime is 4645023129709. The reversal of 4645023129689 is 9869213205464.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2977464134089 + 1667558995600 = 1725533^2 + 1291340^2 .

It is a cyclic number.

It is not a de Polignac number, because 4645023129689 - 2³⁶ = 4576303652953 is a prime.

It is not a weakly prime, because it can be changed into another prime (4645023129629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2322511564844 + 2322511564845.

It is an arithmetic number, because the mean of its divisors is an integer number (2322511564845).

Almost surely, 2^{4645023129689} is an apocalyptic number.

It is an amenable number.

4645023129689 is a deficient number, since it is larger than the sum of its proper divisors (1).

4645023129689 is an equidigital number, since it uses as much as digits as its factorization.

4645023129689 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22394880, while the sum is 59.

The spelling of 4645023129689 in words is "four trillion, six hundred forty-five billion, twenty-three million, one hundred twenty-nine thousand, six hundred eighty-nine".