4645380439109 has 2 divisors, whose sum is σ = 4645380439110. Its totient is φ = 4645380439108.

The previous prime is 4645380439097. The next prime is 4645380439157. The reversal of 4645380439109 is 9019340835464.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3844552327009 + 800828112100 = 1960753^2 + 894890^2 .

It is a cyclic number.

It is not a de Polignac number, because 4645380439109 - 2⁴ = 4645380439093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4645380469109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2322690219554 + 2322690219555.

It is an arithmetic number, because the mean of its divisors is an integer number (2322690219555).

Almost surely, 2^{4645380439109} is an apocalyptic number.

It is an amenable number.

4645380439109 is a deficient number, since it is larger than the sum of its proper divisors (1).

4645380439109 is an equidigital number, since it uses as much as digits as its factorization.

4645380439109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11197440, while the sum is 56.

The spelling of 4645380439109 in words is "four trillion, six hundred forty-five billion, three hundred eighty million, four hundred thirty-nine thousand, one hundred nine".