4611204432689 has 2 divisors, whose sum is σ = 4611204432690. Its totient is φ = 4611204432688.

The previous prime is 4611204432581. The next prime is 4611204432739. The reversal of 4611204432689 is 9862344021164.

It is an a-pointer prime, because the next prime (4611204432739) can be obtained adding 4611204432689 to its sum of digits (50).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4611154969600 + 49463089 = 2147360^2 + 7033^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4611204432689 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (4611204438689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2305602216344 + 2305602216345.

It is an arithmetic number, because the mean of its divisors is an integer number (2305602216345).

Almost surely, 2^{4611204432689} is an apocalyptic number.

It is an amenable number.

4611204432689 is a deficient number, since it is larger than the sum of its proper divisors (1).

4611204432689 is an equidigital number, since it uses as much as digits as its factorization.

4611204432689 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1990656, while the sum is 50.

The spelling of 4611204432689 in words is "four trillion, six hundred eleven billion, two hundred four million, four hundred thirty-two thousand, six hundred eighty-nine".