27505000507 has 2 divisors, whose sum is σ = 27505000508. Its totient is φ = 27505000506.

The previous prime is 27505000493. The next prime is 27505000529. The reversal of 27505000507 is 70500050572.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27505000507 - 2¹¹ = 27504998459 is a prime.

It is not a weakly prime, because it can be changed into another prime (27505000307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13752500253 + 13752500254.

It is an arithmetic number, because the mean of its divisors is an integer number (13752500254).

Almost surely, 2^27505000507 is an apocalyptic number.

27505000507 is a deficient number, since it is larger than the sum of its proper divisors (1).

27505000507 is an equidigital number, since it uses as much as digits as its factorization.

27505000507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12250, while the sum is 31.

The spelling of 27505000507 in words is "twenty-seven billion, five hundred five million, five hundred seven", and thus it is an aban number.