27061534219 has 2 divisors, whose sum is σ = 27061534220. Its totient is φ = 27061534218.

The previous prime is 27061534177. The next prime is 27061534243. The reversal of 27061534219 is 91243516072.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27061534219 - 2¹¹ = 27061532171 is a prime.

It is a super-2 number, since 2×27061534219² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (27061534319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13530767109 + 13530767110.

It is an arithmetic number, because the mean of its divisors is an integer number (13530767110).

Almost surely, 2^27061534219 is an apocalyptic number.

27061534219 is a deficient number, since it is larger than the sum of its proper divisors (1).

27061534219 is an equidigital number, since it uses as much as digits as its factorization.

27061534219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 40.

The spelling of 27061534219 in words is "twenty-seven billion, sixty-one million, five hundred thirty-four thousand, two hundred nineteen".