4538271086689 has 2 divisors, whose sum is σ = 4538271086690. Its totient is φ = 4538271086688.

The previous prime is 4538271086683. The next prime is 4538271086813. The reversal of 4538271086689 is 9866801728354.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3664896729664 + 873374357025 = 1914392^2 + 934545^2 .

It is a cyclic number.

It is not a de Polignac number, because 4538271086689 - 2⁷ = 4538271086561 is a prime.

It is not a weakly prime, because it can be changed into another prime (4538271086683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2269135543344 + 2269135543345.

It is an arithmetic number, because the mean of its divisors is an integer number (2269135543345).

It is a 2-persistent number, because it is pandigital, and so is 2⋅4538271086689 = 9076542173378, but 3⋅4538271086689 = 13614813260067 is not.

Almost surely, 2^{4538271086689} is an apocalyptic number.

It is an amenable number.

4538271086689 is a deficient number, since it is larger than the sum of its proper divisors (1).

4538271086689 is an equidigital number, since it uses as much as digits as its factorization.

4538271086689 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 139345920, while the sum is 67.

The spelling of 4538271086689 in words is "four trillion, five hundred thirty-eight billion, two hundred seventy-one million, eighty-six thousand, six hundred eighty-nine".