27150142507 has 2 divisors, whose sum is σ = 27150142508. Its totient is φ = 27150142506.

The previous prime is 27150142427. The next prime is 27150142531. The reversal of 27150142507 is 70524105172.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27150142507 is a prime.

It is not a weakly prime, because it can be changed into another prime (27150142567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13575071253 + 13575071254.

It is an arithmetic number, because the mean of its divisors is an integer number (13575071254).

Almost surely, 2^27150142507 is an apocalyptic number.

27150142507 is a deficient number, since it is larger than the sum of its proper divisors (1).

27150142507 is an equidigital number, since it uses as much as digits as its factorization.

27150142507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19600, while the sum is 34.

Adding to 27150142507 its reverse (70524105172), we get a palindrome (97674247679).

The spelling of 27150142507 in words is "twenty-seven billion, one hundred fifty million, one hundred forty-two thousand, five hundred seven".