4368468509989 has 2 divisors, whose sum is σ = 4368468509990. Its totient is φ = 4368468509988.

The previous prime is 4368468509953. The next prime is 4368468510037. The reversal of 4368468509989 is 9899058648634.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2383658088100 + 1984810421889 = 1543910^2 + 1408833^2 .

It is a cyclic number.

It is not a de Polignac number, because 4368468509989 - 2¹⁵ = 4368468477221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4368468009989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2184234254994 + 2184234254995.

It is an arithmetic number, because the mean of its divisors is an integer number (2184234254995).

Almost surely, 2^{4368468509989} is an apocalyptic number.

It is an amenable number.

4368468509989 is a deficient number, since it is larger than the sum of its proper divisors (1).

4368468509989 is an equidigital number, since it uses as much as digits as its factorization.

4368468509989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3224862720, while the sum is 79.

The spelling of 4368468509989 in words is "four trillion, three hundred sixty-eight billion, four hundred sixty-eight million, five hundred nine thousand, nine hundred eighty-nine".