4466939189 has 2 divisors, whose sum is σ = 4466939190. Its totient is φ = 4466939188.

The previous prime is 4466939179. The next prime is 4466939231. The reversal of 4466939189 is 9819396644.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4015376689 + 451562500 = 63367^2 + 21250^2 .

It is a cyclic number.

It is not a de Polignac number, because 4466939189 - 2²⁴ = 4450161973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4466939119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2233469594 + 2233469595.

It is an arithmetic number, because the mean of its divisors is an integer number (2233469595).

Almost surely, 2^4466939189 is an apocalyptic number.

It is an amenable number.

4466939189 is a deficient number, since it is larger than the sum of its proper divisors (1).

4466939189 is an equidigital number, since it uses as much as digits as its factorization.

4466939189 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10077696, while the sum is 59.

The square root of 4466939189 is about 66835.1643149024. The cubic root of 4466939189 is about 1646.9105567705.

The spelling of 4466939189 in words is "four billion, four hundred sixty-six million, nine hundred thirty-nine thousand, one hundred eighty-nine".