27015045907 has 2 divisors, whose sum is σ = 27015045908. Its totient is φ = 27015045906.

The previous prime is 27015045901. The next prime is 27015045973. The reversal of 27015045907 is 70954051072.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27015045907 - 2¹⁵ = 27015013139 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 27015045907.

It is not a weakly prime, because it can be changed into another prime (27015045901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13507522953 + 13507522954.

It is an arithmetic number, because the mean of its divisors is an integer number (13507522954).

Almost surely, 2^27015045907 is an apocalyptic number.

27015045907 is a deficient number, since it is larger than the sum of its proper divisors (1).

27015045907 is an equidigital number, since it uses as much as digits as its factorization.

27015045907 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 88200, while the sum is 40.

Adding to 27015045907 its reverse (70954051072), we get a palindrome (97969096979).

The spelling of 27015045907 in words is "twenty-seven billion, fifteen million, forty-five thousand, nine hundred seven".