27834142868507 has 2 divisors, whose sum is σ = 27834142868508. Its totient is φ = 27834142868506.

The previous prime is 27834142868479. The next prime is 27834142868513. The reversal of 27834142868507 is 70586824143872.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27834142868507 - 2¹⁶ = 27834142802971 is a prime.

It is not a weakly prime, because it can be changed into another prime (27834142868107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13917071434253 + 13917071434254.

It is an arithmetic number, because the mean of its divisors is an integer number (13917071434254).

Almost surely, 2^{27834142868507} is an apocalyptic number.

27834142868507 is a deficient number, since it is larger than the sum of its proper divisors (1).

27834142868507 is an equidigital number, since it uses as much as digits as its factorization.

27834142868507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144506880, while the sum is 65.

The spelling of 27834142868507 in words is "twenty-seven trillion, eight hundred thirty-four billion, one hundred forty-two million, eight hundred sixty-eight thousand, five hundred seven".