27137418323 has 2 divisors, whose sum is σ = 27137418324. Its totient is φ = 27137418322.

The previous prime is 27137418299. The next prime is 27137418403. The reversal of 27137418323 is 32381473172.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27137418323 is a prime.

It is a super-2 number, since 2×27137418323² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (27137418023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13568709161 + 13568709162.

It is an arithmetic number, because the mean of its divisors is an integer number (13568709162).

Almost surely, 2^27137418323 is an apocalyptic number.

27137418323 is a deficient number, since it is larger than the sum of its proper divisors (1).

27137418323 is an equidigital number, since it uses as much as digits as its factorization.

27137418323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 169344, while the sum is 41.

The spelling of 27137418323 in words is "twenty-seven billion, one hundred thirty-seven million, four hundred eighteen thousand, three hundred twenty-three".