27135316475507 has 2 divisors, whose sum is σ = 27135316475508. Its totient is φ = 27135316475506.

The previous prime is 27135316475437. The next prime is 27135316475537. The reversal of 27135316475507 is 70557461353172.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27135316475507 - 2¹⁸ = 27135316213363 is a prime.

It is not a weakly prime, because it can be changed into another prime (27135316475537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13567658237753 + 13567658237754.

It is an arithmetic number, because the mean of its divisors is an integer number (13567658237754).

Almost surely, 2^{27135316475507} is an apocalyptic number.

27135316475507 is a deficient number, since it is larger than the sum of its proper divisors (1).

27135316475507 is an equidigital number, since it uses as much as digits as its factorization.

27135316475507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18522000, while the sum is 56.

The spelling of 27135316475507 in words is "twenty-seven trillion, one hundred thirty-five billion, three hundred sixteen million, four hundred seventy-five thousand, five hundred seven".