27518000899 has 2 divisors, whose sum is σ = 27518000900. Its totient is φ = 27518000898.

The previous prime is 27518000879. The next prime is 27518000933. The reversal of 27518000899 is 99800081572.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27518000899 - 2¹³ = 27517992707 is a prime.

It is not a weakly prime, because it can be changed into another prime (27518000879) 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, 13759000449 + 13759000450.

It is an arithmetic number, because the mean of its divisors is an integer number (13759000450).

Almost surely, 2^27518000899 is an apocalyptic number.

27518000899 is a deficient number, since it is larger than the sum of its proper divisors (1).

27518000899 is an equidigital number, since it uses as much as digits as its factorization.

27518000899 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 362880, while the sum is 49.

The spelling of 27518000899 in words is "twenty-seven billion, five hundred eighteen million, eight hundred ninety-nine", and thus it is an aban number.