27783608353 has 2 divisors, whose sum is σ = 27783608354. Its totient is φ = 27783608352.

The previous prime is 27783608323. The next prime is 27783608383. The reversal of 27783608353 is 35380638772.

It is a balanced prime because it is at equal distance from previous prime (27783608323) and next prime (27783608383).

It can be written as a sum of positive squares in only one way, i.e., 23089714209 + 4693894144 = 151953^2 + 68512^2 .

It is a cyclic number.

It is not a de Polignac number, because 27783608353 - 2¹³ = 27783600161 is a prime.

It is a super-2 number, since 2×27783608353² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 27783608353.

It is not a weakly prime, because it can be changed into another prime (27783608323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13891804176 + 13891804177.

It is an arithmetic number, because the mean of its divisors is an integer number (13891804177).

Almost surely, 2^27783608353 is an apocalyptic number.

It is an amenable number.

27783608353 is a deficient number, since it is larger than the sum of its proper divisors (1).

27783608353 is an equidigital number, since it uses as much as digits as its factorization.

27783608353 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5080320, while the sum is 52.

The spelling of 27783608353 in words is "twenty-seven billion, seven hundred eighty-three million, six hundred eight thousand, three hundred fifty-three".