27453315319 has 2 divisors, whose sum is σ = 27453315320. Its totient is φ = 27453315318.

The previous prime is 27453315179. The next prime is 27453315367. The reversal of 27453315319 is 91351335472.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27453315319 - 2¹⁹ = 27452791031 is a prime.

It is a super-2 number, since 2×27453315319² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27453315919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13726657659 + 13726657660.

It is an arithmetic number, because the mean of its divisors is an integer number (13726657660).

Almost surely, 2^27453315319 is an apocalyptic number.

27453315319 is a deficient number, since it is larger than the sum of its proper divisors (1).

27453315319 is an equidigital number, since it uses as much as digits as its factorization.

27453315319 is an evil number, because the sum of its binary digits is even.

The product of its digits is 340200, while the sum is 43.

The spelling of 27453315319 in words is "twenty-seven billion, four hundred fifty-three million, three hundred fifteen thousand, three hundred nineteen".