27235868873 has 2 divisors, whose sum is σ = 27235868874. Its totient is φ = 27235868872.

The previous prime is 27235868819. The next prime is 27235868951. The reversal of 27235868873 is 37886853272.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22533612544 + 4702256329 = 150112^2 + 68573^2 .

It is a cyclic number.

It is not a de Polignac number, because 27235868873 - 2⁶ = 27235868809 is a prime.

It is not a weakly prime, because it can be changed into another prime (27235868173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13617934436 + 13617934437.

It is an arithmetic number, because the mean of its divisors is an integer number (13617934437).

Almost surely, 2^27235868873 is an apocalyptic number.

It is an amenable number.

27235868873 is a deficient number, since it is larger than the sum of its proper divisors (1).

27235868873 is an equidigital number, since it uses as much as digits as its factorization.

27235868873 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27095040, while the sum is 59.

The spelling of 27235868873 in words is "twenty-seven billion, two hundred thirty-five million, eight hundred sixty-eight thousand, eight hundred seventy-three".