4610644189 has 2 divisors, whose sum is σ = 4610644190. Its totient is φ = 4610644188.

The previous prime is 4610644183. The next prime is 4610644261. The reversal of 4610644189 is 9814460164.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4116248964 + 494395225 = 64158^2 + 22235^2 .

It is a cyclic number.

It is not a de Polignac number, because 4610644189 - 2¹⁹ = 4610119901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4610644183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2305322094 + 2305322095.

It is an arithmetic number, because the mean of its divisors is an integer number (2305322095).

Almost surely, 2^4610644189 is an apocalyptic number.

It is an amenable number.

4610644189 is a deficient number, since it is larger than the sum of its proper divisors (1).

4610644189 is an equidigital number, since it uses as much as digits as its factorization.

4610644189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 165888, while the sum is 43.

The square root of 4610644189 is about 67901.7244920922. The cubic root of 4610644189 is about 1664.3852924149.

The spelling of 4610644189 in words is "four billion, six hundred ten million, six hundred forty-four thousand, one hundred eighty-nine".